173-492: The X class was a World War II midget submarine class built for the Royal Navy during 1943–44. It was substantially larger than the original Chariot manned torpedo . Known individually as X-Craft , the vessels were designed to be towed to their intended area of operations by a full-size "mother" submarine – usually one of the T class or S class – with a passage crew on board, the operational crew being transferred from
346-560: A medium bomber for "world-wide use" which could carry a torpedo internally, and make shallow dive-bombing attacks. Originally developed as an evolution of the Manchester (which had proved troublesome in service and was retired in 1942), the Lancaster was designed by Roy Chadwick and powered by four Rolls-Royce Merlins and in one of the versions, Bristol Hercules engines. It first saw service with RAF Bomber Command in 1942 and as
519-406: A 30 hp electric motor , giving a maximum surface speed of 6.5 knots (12.0 km/h; 7.5 mph) and a submerged speed of about one third of that. The crew initially numbered three – commander, pilot and ERA ( Engine Room Artificer , i.e. engineer), but soon a specialist diver was added, for whom an airlock , known as a "wet and dry" compartment, was provided. The ERA, usually
692-498: A British-built Lancaster B.I was dispatched to Canada as a pattern aircraft, becoming the first of the type to conduct a transatlantic crossing . The first Lancaster produced in Canada was named the "Ruhr Express". The first batch of Canadian Lancasters delivered to England suffered from faulty ailerons; this error was subsequently traced to the use of unskilled labour. By the end of the conflict, over 10,000 Canadians were employed on
865-452: A Navy Chief Petty Officer , operated and maintained the machinery in the vessel. The weapons on the "X-Craft" were two side-cargoes – explosive charges held on opposite sides of the hull with two tons of amatol in each. The intention was to drop these on the sea bed underneath the target and then escape. The charges were detonated by a time fuse . The craft were fitted with electromagnets to evade detection by anti-submarine detectors on
1038-463: A Royal Navy captain, has been responsible for the former duty whilst Commander Task Force Iraqi Maritime, a Royal Navy commodore, was responsible for the latter. The mission ended in May 2011. The financial costs attached to nuclear deterrence, including Trident missile upgrades and replacements, have become an increasingly significant issue for the navy. HMS Raleigh at Torpoint, Cornwall ,
1211-443: A capable aircraft, the Manchester was underpowered and its Vulture engines proved to be unreliable. As a result, only 200 were constructed and the type was withdrawn from service in 1942. By mid-1940, Avro's chief design engineer, Roy Chadwick , was working on an improved Manchester powered by four of the more reliable but less powerful Rolls-Royce Merlin engines, specifically adopting the "Power-egg" installation developed for
1384-558: A completely reworked interior. These operations were part of a longer series of frogman operations; see human torpedo . The operational base and training establishment was HMS Varbel at the former Kyles Hydro Hotel at Port Bannatyne on the Isle of Bute in the Firth of Clyde, Scotland. Their first deployment was Operation Source in September, 1943, an attempt to neutralise
1557-606: A comprehensive transformation, brought about by steam propulsion , metal ship construction, and explosive munitions. Despite having to completely replace its war fleet, the Navy managed to maintain its overwhelming advantage over all potential rivals. Owing to British leadership in the Industrial Revolution , the country enjoyed unparalleled shipbuilding capacity and financial resources, which ensured that no rival could take advantage of these revolutionary changes to negate
1730-707: A contemporary of the Handley Page Halifax , both bombers having been developed to the same specification, as well as the Short Stirling , all three aircraft being four-engined heavy bombers adopted by the Royal Air Force (RAF) during the same era. The Lancaster has its origins in the twin-engine Avro Manchester which had been developed during the late 1930s in response to the Air Ministry Specification P.13/36 for
1903-619: A crew of five, acted as navigational beacons to help the D-Day invasion fleet land on the correct beaches ( Operation Gambit ), as part of the Combined Operations Pilotage Parties (COPP). The craft were also equipped with a radio beacon and echo sounder to help direct Canadian and British ships to the suitable positions on Sword and Juno beaches. Oxygen bottles on both craft enabled the crews to remain submerged for extended periods during this operation, 64 hours of
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#17327904519762076-476: A fictionalized account of X-class midget submarines, especially XE-16 and its crew, performing several highly secret operations in occupied Europe. A 2006 Alexander Fullerton novel, The Gatecrashers , features a fictionalized account of X-class midget submarines, including X-12 piloted by one of the protagonists, that lays explosive charges to damage the Tirpitz . Royal Navy The Royal Navy ( RN )
2249-472: A fleet of technologically sophisticated ships, submarines, and aircraft, including 2 aircraft carriers , 2 amphibious transport docks , 4 ballistic missile submarines (which maintain the nuclear deterrent ), 6 nuclear fleet submarines , 6 guided missile destroyers , 9 frigates , 7 mine-countermeasure vessels and 26 patrol vessels . As of May 2024, there are 66 commissioned ships (including submarines as well as one historic ship, HMS Victory ) in
2422-850: A force multiplier for the Royal Navy, often doing patrols that frigates used to do. The Royal Navy is part of His Majesty's Naval Service, which also includes the Royal Marines and the Royal Fleet Auxiliary. The professional head of the Naval Service is the First Sea Lord who is an admiral and member of the Defence Council of the United Kingdom . The Defence Council delegates management of
2595-478: A gradual decline in its fleet size in accordance with the changed strategic environment it operated in. While new and more capable ships are continually brought into service, such as the Queen Elizabeth -class aircraft carriers , Astute -class submarines , and Type 45 destroyers , the total number of ships and submarines operated has continued to steadily reduce. This has caused considerable debate about
2768-612: A heavy bomber, the extra engines required the wing and overall aircraft structure to be stronger, increasing the structural weight. Avro submitted the Avro 679 to fulfil Specification P.13/36 and, in February 1937, Avro's submission was selected, along with Handley Page's bid as a backup. In April 1937, a pair of prototypes for each design was ordered. Avro's aircraft, named the Manchester, entered RAF service in November 1940. Although
2941-475: A heavy reliance upon impressed labour. This would result in problems countering large, well-armed United States Navy frigates which outgunned Royal Naval vessels in single-opponent actions, as well as United States privateers, when the American War of 1812 broke out concurrent with the war against Napoleonic France and its allies. The Royal Navy still enjoyed a numerical advantage over the former colonists on
3114-401: A long-range, high-speed, transatlantic passenger and postal delivery airliner. In March 1946, a Lancastrian of BSAA flew the first scheduled flight from the new London Heathrow Airport . In the 1930s, the Royal Air Force (RAF) was primarily interested in twin-engine bombers . These designs put limited demands on engine production and maintenance, both of which were already stretched with
3287-862: A national institution and not a possession of the Crown as it had been before. Following the Glorious Revolution of 1688, England joined the War of the Grand Alliance which marked the end of France 's brief pre-eminence at sea and the beginning of an enduring British supremacy which would help with the creation of the British Empire. In 1707, the Scottish navy was united with the English Royal Navy. On Scottish men-of-war,
3460-756: A navy, this meant the French landed at Sandwich unopposed in April 1216. John's flight to Winchester and his death later that year left the Earl of Pembroke as regent, and he was able to marshal ships to fight the French in the Battle of Sandwich in 1217 – one of the first major English battles at sea. The outbreak of the Hundred Years War emphasised the need for an English fleet. French plans for an invasion of England failed when Edward III of England destroyed
3633-696: A new height in August 1942, major raids were flown against targets in the Ruhr , Duisburg , and in the Baltic Sea . An emphasis was placed upon aiding the Battle of the Atlantic by hindering the German Navy . Often, when the weather was deemed to be unsuitable for bombing missions, night-time mine-laying operations were flown instead. A major improvement to night-time bombing came with the implementation of
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#17327904519763806-563: A number of aircraft were lost in accidents as a result of the design limitations having been greatly exceeded. Compared with other contemporary aircraft, the Lancaster was not an easy aircraft to escape from as its escape hatch was only 22 in × 26.5 in (56 cm × 67 cm) in size; in a Halifax or Stirling (which both had an escape hatch 2 in (5.1 cm) wider), 25 per cent of downed aircrew bailed out successfully, and in American bombers (albeit in daylight raids) it
3979-407: A panel behind him and to his right. The pilot and other crew members could use the panel above the cockpit as an auxiliary emergency exit while the mid-upper gunner was expected to use the rear entrance door to leave the aircraft. The tail gunner escaped by rotating his turret to the rear, opening the door in the back of the turret, passing into the fuselage, and clipping on a parachute that was hung on
4152-551: A peak of efficiency, dominating the navies of all Britain's adversaries, which spent most of the war blockaded in port. Under Lord Nelson , the navy defeated the combined Franco-Spanish fleet at Trafalgar (1805). Ships of the line and even frigates, as well as manpower, were prioritised for the naval war in Europe, however, leaving only smaller vessels on the North America Station and other less active stations, and
4325-424: A range of vessels, including so-called "motherships" planned for procurement by the Royal Fleet Auxiliary. The Hunt-class vessels combine the separate roles of the traditional minesweeper and the active minehunter in one hull. If required, the vessels can take on the role of offshore patrol vessels. A fleet of eight River-class offshore patrol vessels are in service with the Royal Navy. The three Batch 1 ships of
4498-435: A simple triangle of wood with a peephole at one corner and a nail in each of the other corners such that at the correct distance the nails coincided with the towers on the dams. Because each dam was a different width between the towers, each plane carried two or three different sights. Two Aldis lights were fitted in the rear bomb bay fairing, aimed forward so the bomb aimer could see the converging lights below his blister in
4671-413: A single aircraft, W4774 , was lost during the course of the mission. Losses were avoided by measures such as flying beneath German radar cover, aerial reconnaissance along the intended route, and the strict observation of secrecy. In late October 1942, the first Lancaster bombing missions over Italy were performed; on 22 and 23, the cities of Genoa and Turin were struck at night-time. On 24 October,
4844-473: A single force. During the early 17th century, England's relative naval power deteriorated until Charles I undertook a major programme of shipbuilding. His methods of financing the fleet contributed to the outbreak of the English Civil War , and the abolition of the monarchy . The Commonwealth of England replaced many names and symbols in the new Commonwealth Navy, associated with royalty and
5017-536: A single running engine. Aviation authors Brian Goulding and M. Garbett have claimed that experienced Lancaster pilots were often able to out-manoeuver Luftwaffe fighters. It possessed largely favourable flying characteristics, having been described by Goulding and Garbett as being: "a near-perfect flying machine, fast for its size and very smooth...such a delightfully easy aeroplane to fly...there are instances of Lancasters having been looped and barrel-rolled, both intentionally and otherwise". The Lancaster benefited from
5190-448: A small permanent core of warships in peacetime. England's naval organisation was haphazard and the mobilisation of fleets when war broke out was slow. Control of the sea only became critical to Anglo-Saxon kings in the 10th century. In the 11th century, Aethelred II had a large fleet built by a national levy. During the period of Danish rule in the 11th century, authorities maintained a standing fleet by taxation, and this continued for
5363-461: A structure that possessed considerable strength and durability, which had been intentionally designed to maximise structural strength-per-weight; this resulted in the Lancaster being capable of withstanding some levels of damage resulting from attacks by hostile interceptor aircraft and ground-based anti-aircraft batteries . However, during the first year of the type's career, some instances of structural failures were encountered on Lancaster B.Is and
X-class submarine - Misplaced Pages Continue
5536-814: A time under Edward the Confessor , who frequently commanded fleets in person. After the Norman Conquest , English naval power waned and England suffered large naval raids from the Vikings. In 1069, this allowed for the invasion and ravaging of England by Jarl Osborn, brother of King Svein Estridsson , and his sons. The lack of an organised navy came to a head during the First Barons' War , in which Prince Louis of France invaded England in support of northern barons. With King John unable to organise
5709-668: A torpedo internally, and make shallow dive-bombing attacks. Further requirements of the specification included the use of a mid-mounted cantilever monoplane wing, and all-metal construction while the use of the Rolls-Royce Vulture , which was in development was encouraged. Twin-engine designs were submitted by Fairey , Boulton Paul , Handley Page and Shorts , using Rolls-Royce Vulture, Napier Sabre , Fairey P.24 or Bristol Hercules engines. Most of these engines were still under development and while four-engined bomber designs were considered for specification B.12/36 for
5882-758: A variety of smaller weapons, including the Small Bomb Container (SBC) which held 236 4 lb (1.8 kg) or 24 30 lb (14 kg) incendiary and explosive incendiary bomblets; 500 lb (230 kg) and 1,000 lb (450 kg) General Purpose High Explosive (GP/HE) bombs (these came in a variety of designs); 1,850 lb (840 kg) parachute deployed magnetic or acoustic mines, or 2,000 lb (910 kg) armour-piercing (AP) bombs; 250 lb (110 kg) Semi-Armour-Piercing (SAP) bombs, used up to 1942 against submarines; post-1942: 250 lb (110 kg) or 500 lb (230 kg) anti-submarine depth charges . In 1943, 617 Squadron
6055-402: A ventral gun turret position. In response to feedback on the lack of application for the ventral turret, the ventral turret was often eliminated during the course of each aircraft's career. While some groups chose to discard the position entirely, various trials and experiments were performed at RAF Duxford , Cambridgeshire and by individual squadrons. A total of 50 Austin-built Lancaster B.Is
6228-569: Is one of the largest ships in the Navy. As of 2018, the newly commissioned HMS Magpie also undertakes survey duties at sea. The Royal Fleet Auxiliary plans to introduce two new Multi-Role Ocean Surveillance Ships , in part to protect undersea cables and gas pipelines and partly to compensate for the withdrawal of all ocean-going survey vessels from Royal Navy service. The first of these vessels, RFA Proteus , entered service in October 2023. The Royal Fleet Auxiliary (RFA) provides support to
6401-574: Is primarily designed for anti-aircraft and anti-missile warfare and the Royal Navy describe the destroyer's mission as "to shield the Fleet from air attack". They are equipped with the PAAMS (also known as Sea Viper) integrated anti-aircraft warfare system which incorporates the sophisticated SAMPSON and S1850M long range radars and the Aster 15 and 30 missiles. Sixteen Type 23 frigates were delivered to
6574-451: Is some evidence that X5 also placed her charges; X10 also penetrated the anchorage but was unable to attack and the crew were picked up by another submarine). Tirpitz was badly damaged, crippled, and out of action until May 1944; it was destroyed on 12 November 1944 by Avro Lancaster bombers during Operation Catechism in Tromsø, Norway. For this action, Cameron and Place were awarded
6747-464: Is that attacking forces can locate aircraft by picking up transmissions. An important feature of the Lancaster was its unobstructed 33 ft (10 m) long bomb bay. At first, the heaviest bomb carried was the 4,000 lb (1,800 kg) high capacity HC " Cookie ". Bulged doors were added to 30 per cent of B.Is to allow the aircraft to carry 8,000 lb (3,600 kg) and later 12,000 lb (5,400 kg) "Cookies". The Lancaster also carried
6920-599: Is the naval warfare force of the United Kingdom , British Overseas Territories and Crown Dependencies , and a component of His Majesty's Naval Service . Although warships were used by English and Scottish kings from the early medieval period, the first major maritime engagements were fought in the Hundred Years' War against France . The modern Royal Navy traces its origins to the English Navy of
7093-759: Is the submarine based element of the Royal Navy. It is sometimes referred to as the " Silent Service ", as the submarines are generally required to operate undetected. Founded in 1901, the service made history in 1982 when, during the Falklands War, HMS Conqueror became the first nuclear-powered submarine to sink a surface ship, ARA General Belgrano . Today, all of the Royal Navy's submarines are nuclear-powered . The Royal Navy operates four Vanguard -class ballistic missile submarines displacing nearly 16,000 tonnes and equipped with Trident II missiles (armed with nuclear weapons ) and heavyweight Spearfish torpedoes , to carry out Operation Relentless,
X-class submarine - Misplaced Pages Continue
7266-766: Is the basic training facility for newly enlisted ratings. Britannia Royal Naval College in Dartmouth, Devon is the initial officer training establishment for the Royal Navy. Personnel are divided into a warfare branch , which includes Warfare Officers (previously named seamen officers) and Naval Aviators , as well other branches including the Royal Naval Engineers , Royal Navy Medical Branch , and Logistics Officers (previously named Supply Officers ). Present-day officers and ratings have several different uniforms ; some are designed to be worn aboard ship, others ashore or in ceremonial duties. Women began to join
7439-468: Is the traditional workhorse of the Navy. As of May 2024 there are six Type 45 destroyers and 9 Type 23 frigates in commission. Among their primary roles is to provide escort for the larger capital ships—protecting them from air, surface and subsurface threats. Other duties include undertaking the Royal Navy's standing deployments across the globe, which often consists of: counter-narcotics, anti-piracy missions and providing humanitarian aid. The Type 45
7612-412: Is to conduct amphibious warfare, they have also been deployed for humanitarian aid missions. Both vessels were in reserve as of 2024 and in November 2024, the newly elected Labour government indicated that they would in fact be retired from service completely by March 2025. While second-line amphibious capabilities remained within the Royal Fleet Auxiliary, the future of the navy's amphibious capability
7785-582: The American War of Independence . The United States was allied to France , and the Netherlands and Spain were also at war with Britain. In the Battle of the Chesapeake , the British fleet failed to lift the French blockade, resulting in the surrender of an entire British army at Yorktown . The French Revolutionary and Napoleonic Wars (1793–1801, 1803–1814 & 1815) saw the Royal Navy reach
7958-710: The Austin Motor Company works in Longbridge , Birmingham , later in the Second World War and post-war by Vickers-Armstrongs at Chester as well as at the Vickers Armstrong factory, Castle Bromwich, Birmingham. Belfast -based aircraft firm Short Brothers had also received an order for 200 Lancaster B.Is, but this was cancelled before any aircraft had been completed. The Lancaster was also produced overseas. During early 1942, it
8131-826: The Avro Lincoln , were fitted. Specific bomb loads were standardised and given code names by Bomber Command: Bombsights used on Lancasters included: The Lancaster had a very advanced communications system for its time. Most British-built Lancasters were fitted with the R1155 receiver and T1154 transmitter, whereas the Canadian-built aircraft and those built for service in the Far East had American radios. These provided radio direction-finding, as well as voice and Morse capabilities. During early 1942, No. 44 Squadron , based at RAF Waddington , Lincolnshire , became
8304-583: The Battle of Britain in order to neutralise the Home Fleet , but faced stiff resistance from the Royal Air Force . The Luftwaffe bombing offensive during the Kanalkampf phase of the battle targeted naval convoys and bases in order to lure large concentrations of RAF fighters into attrition warfare . At Taranto , Admiral Cunningham commanded a fleet that launched the first all-aircraft naval attack in history. The Royal Navy suffered heavy losses in
8477-641: The Beaufighter II , and installed on a wing of increased span. Initially, the improved aircraft was designated as the Type 683 Manchester III but was subsequently renamed the Lancaster . The prototype, serial number BT308 , was assembled by the Avro experimental flight department at Ringway Airport , Manchester , being modified from a production Manchester airframe, combined with the new wing to accommodate
8650-641: The Heinkel He 219 and Messerschmitt Me 262 night fighters erased any speed advantage and would have left the aircraft undefended. Consequently, Dyson's proposal was not adopted. Only the FN-5A nose turret which was similar to the FN-5 used on the preceding Avro Manchester , the Vickers Wellington and the Short Stirling remained unchanged during the life of the design, except in instances where it
8823-735: The Invergordon Mutiny took place in the Atlantic Fleet over the National Government 's proposed 25% pay cut, which was eventually reduced to 10%. International tensions increased in the mid-1930s and the re-armament of the Royal Navy was well under way by 1938. In addition to new construction, several existing old battleships , battlecruisers and heavy cruisers were reconstructed, and anti-aircraft weaponry reinforced, while new technologies, such as ASDIC , Huff-Duff and hydrophones , were developed. At
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#17327904519768996-697: The Kingdom of England had possessed less-organised naval forces for centuries prior to this. The Royal Scots Navy (or Old Scots Navy) had its origins in the Middle Ages until its merger with the English Royal Navy per the Acts of Union 1707 . During much of the medieval period, fleets or "king's ships" were often established or gathered for specific campaigns or actions, and these would disperse afterwards. These were generally merchant ships enlisted into service. Unlike some European states, England did not maintain
9169-552: The Mark XIV bomb sight on his left and bomb release selectors on the right. He also used his view through the large transparent perspex nose cupola to assist the navigator with map reading. To man the Frazer Nash FN5 nose turret, he stood up placing himself in position behind the triggers of the twin .303 in (7.7 mm) guns. Ammunition for the turret was 1,000 rounds per gun (rpg). The bomb aimer's position contained
9342-596: The Middle East , especially Iraq . The Royal Navy played an historic role in several great global explorations of science and discovery. Beginning in the 18th century many great voyages were commissioned often in co-operation with the Royal Society , such as the Northwest Passage expedition of 1741 . James Cook led three great voyages, with goals such as discovering Terra Australis , observing
9515-407: The Ministry of Defence published figures showing that the Royal Navy and Royal Marines had 29,090 full-time trained personnel compared with a target of 30,600. In 2023, it was reported that the Royal Navy was experiencing significant recruiting challenges with a net drop of some 1,600 personnel (4 percent of the force) from mid-2022 to mid-2023. This was posing a significant problem in the ability of
9688-439: The North America and West Indies Station . After the First World War, this formation assumed responsibility for the eastern Pacific Ocean and the western South Atlantic and was known as the America and West Indies Station until 1956. In 1921, due to the ambitions of Imperial Japan and the threat of the Imperial Japanese Navy , it was decided to construct the Singapore Naval Base . During this period, naval warfare underwent
9861-431: The Pathfinder Force (PFF) in August 1942, multiple squadrons were transferred from Bomber Command groups to constitute the new unit. These pathfinders were tasked with flying ahead of bomber formations to locate and mark targets using Target Indicator flares to improve the accuracy of strikes by the following aircraft. Early PFF operations produced mixed results, but did prove decisive on 27/28 August against Kassel and
10034-448: The Transit of Venus and searching for the elusive North-West Passage , these voyages are considered to have contributed to world knowledge and science. In the late 18th century, during a four year voyage Captain George Vancouver made detailed maps of the western coastline of North America . In the 19th century, Charles Darwin made further contributions to science during the second voyage of HMS Beagle . The Ross expedition to
10207-537: The Type 26 Frigate , with the incremental retirement of the remaining Type 23s commencing in 2021. The Strategic Defence and Security Review 2015 reduced the procurement of Type 26 to eight with five Type 31e frigates also to be procured. There are two classes of MCMVs in the Royal Navy: one Sandown -class minehunter and six Hunt-class mine countermeasures vessels . All the Sandown-class vessels are to be withdrawn from service by 2025 and are being replaced by autonomous systems that are planned to operate from
10380-422: The Victoria Cross , whilst Robert Aitken, Richard Haddon Kendall, and John Thornton Lorimer received the Distinguished Service Order and Edmund Goddard the Conspicuous Gallantry Medal . The commander of X8 , John Elliott Smart , was appointed a Member of the Order of the British Empire (MBE). There was a possibility that X5 had also successfully planted explosive side charges before being destroyed, but this
10553-438: The War of the Spanish Succession (1702–1714) granted Britain Gibraltar and Menorca , providing the Navy with Mediterranean bases. The expansion of the Royal Navy would encourage the British colonisation of the Americas , with British (North) America becoming a vital source of timber for the Royal Navy. There was a defeat during the frustrated siege of Cartagena de Indias in 1741. A new French attempt to invade Britain
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#173279045197610726-412: The high church , and expanded it to become the most powerful in the world. The fleet was quickly tested in the First Anglo-Dutch War (1652–1654) and the Anglo-Spanish War (1654–1660) , which saw the British conquest of Jamaica and successful attacks on Spanish treasure fleets . The 1660 Restoration saw Charles II rename the Royal Navy again, and started use of the prefix HMS . The Navy remained
10899-459: The increasing cost of weapons systems . In 1981, Defence Secretary John Nott had advocated and initiated a series of cutbacks to the Navy . The Falklands War however proved a need for the Royal Navy to regain an expeditionary and littoral capability which, with its resources and structure at the time, would prove difficult. At the beginning of the 1980s, the Royal Navy was a force focused on blue-water anti-submarine warfare . Its purpose
11072-488: The strategic bombing offensive over Europe gathered momentum, it was the main aircraft for the night-time bombing campaigns that followed. As increasing numbers of the type were produced, it became the principal heavy bomber used by the RAF, the Royal Canadian Air Force (RCAF) and squadrons from other Commonwealth and European countries serving within the RAF, overshadowing the Halifax and Stirling, two other commonly used bombers. A long, unobstructed bomb bay meant that
11245-479: The 1959 film The Giant Behemoth (a.k.a. Behemoth the Sea Monster ). This class of submarine was later featured in the 1968 movie Submarine X-1 starring James Caan as a Canadian Royal Naval Volunteer Reserve officer who after losing his submarine and fifty crew members in a battle with a German ship during World War II, gets a second chance training crews to take part in a raid using midget subs. A 1976 Douglas Reeman novel, Surface with Daring , features
11418-410: The 21 ft (6.4 m) long 12,000 lb (5,400 kg) "Tallboy" bomb, a scaled-down version of the upcoming 25.5 ft (7.8 m) long 22,000 lb (10,000 kg) "Grand Slam" "earthquake" bombs which were still being built. Aircraft intended to carry the "Grand Slam" required extensive modifications. These included the removal of the dorsal turret and of two guns from the rear turret,
11591-457: The 22,000 lb (10,000 kg) Grand Slam earthquake bombs (also designed by Wallis). This was the largest payload of any bomber in the war. In 1943, a Lancaster was converted to become an engine test bed for the Metropolitan-Vickers F.2 turbojet . Lancasters were later used to test other engines, including the Armstrong Siddeley Mamba and Rolls-Royce Dart turboprops and the Avro Canada Orenda and STAL Dovern turbojets. Postwar,
11764-417: The 76 total hours at sea. The only remaining intact example of an X-Craft, X24, was transferred from HMS Dolphin , where she had been on display since 1981, to the Royal Navy Submarine Museum nearby in 1987. Operations continued in the Far East with the revised XE class submarines . The depot ship for X craft was HMS Bonaventure . The numbering sequence of the X class began with X3 because
11937-399: The American Omaha Beach . On the third night, they were due to go ashore off the Orne Estuary ( Sword Beach ), but by this stage fatigue (the crew and divers had been living on little more than benzedrine tablets) and the worsening weather caused Hudspeth to shorten the operation, returning to Dolphin on 21 January 1944. Hudspeth received a bar to his DSC . X20 and X23 , each with
12110-418: The Antarctic made several important discoveries in biology and zoology . Several of the Royal Navy's voyages ended in disaster such as those of Franklin and Scott . Between 1872 and 1876 HMS Challenger undertook the first global marine research expedition, the Challenger expedition . During World War I , the Royal Navy's strength was mostly deployed at home in the Grand Fleet , confronting
12283-422: The Atlantic Ocean and Mediterranean Sea. Control of military forces in Nova Scotia passed to the new Government of Canada after the 1867 Confederation of Canada and control of the naval dockyard in Halifax, Nova Scotia was transferred to the Government of Canada in 1905, five years prior to the establishment of the Royal Canadian Navy . Prior to the 1920s, it was presumed that the only navies that could challenge
12456-795: The Atlantic, and from its base in Bermuda it blockaded the Atlantic seaboard of the United States throughout the war and carried out (with Royal Marines, Colonial Marines , British Army , and Board of Ordnance military corps units) various amphibious operations, most notably the Chesapeake campaign . On the Great Lakes , however, the United States Navy established an advantage. In 1860, Albert, Prince Consort , wrote to
12629-833: The British Army and the Board of Ordnance military corps were cutback, weakening garrisons around the Empire, the Militia became a paper tiger, and the Volunteer Force and Fencible units disbanded, though the Yeomanry was maintained as a back-up to the police). Britain relied, throughout the 19th century and the first half of the 20th century, on imperial fortress colonies (originally Bermuda , Gibraltar, Halifax (Nova Scotia) , and Malta ). These areas permitted Britain to control
12802-761: The British advantage in ship numbers. In 1889, Parliament passed the Naval Defence Act , which formally adopted the 'two-power standard', which stipulated that the Royal Navy should maintain a number of battleships at least equal to the combined strength of the next two largest navies. The end of the 19th century saw structural changes and older vessels were scrapped or placed into reserve, making funds and manpower available for newer ships. The launch of HMS Dreadnought in 1906 rendered all existing battleships obsolete. The transition at this time from coal to fuel-oil for boiler firing would encourage Britain to expand their foothold in former Ottoman territories in
12975-616: The Foreign Secretary John Russell, 1st Earl Russell with his concern about "a perfect disgrace to our country, and particularly to the Admiralty ". The stated shipbuilding policy of the British monarchy was to take advantage of technological change and so be able to deploy a new weapons system that could defend British interests before other national and imperial resources are reasonably mobilized. Nevertheless, British taxpayers scrutinized progress in modernizing
13148-492: The French fleet in the Battle of Sluys in 1340. England's naval forces could not prevent frequent raids on the south-coast ports by the French and their allies. Such raids halted only with the occupation of northern France by Henry V . A Scottish fleet existed by the reign of William the Lion . In the early 13th century there was a resurgence of Viking naval power in the region. The Vikings clashed with Scotland over control of
13321-610: The German High Seas Fleet across the North Sea. Several inconclusive clashes took place between them, chiefly the Battle of Jutland in 1916. The British fighting advantage proved insurmountable, leading the High Seas Fleet to abandon any attempt to challenge British dominance. The Royal Navy under John Jellicoe also tried to avoid combat and remained in port at Scapa Flow for much of the war. This
13494-460: The H2S. The mid-upper (dorsal or top) turret was an FN-50 on early examples and the very similar FN-150 with improved sights and controls on later examples. On all but the earliest examples, this turret was surrounded by a coaming which provided a track for a cam-operated interrupter device which prevented the gunner from shooting the tail of his own aircraft. The Mk.VII and late Mk.X Lancasters used
13667-680: The Italian city of Milan was raided by roughly 60 Lancasters during the daytime; railway infrastructure was a priority target for these attacks. These bombers had been escorted across the Channel by Spitfires before breaking formation to individually fly at low altitude to reach and fly over the Alps ; a total of three were reportedly shot down by enemy fighters. During November, targets in Italy and Germany were alternatively attacked by Lancasters, striking
13840-523: The Lancaster as quickly as possible. L7527 , The first production Lancaster made its first flight in October 1941, powered by Merlin XX engines. Avro received an initial contract for 1,070 Lancasters. The majority of Lancasters manufactured during the war years were constructed by Avro at its factory at Chadderton near Oldham , Lancashire and were test-flown from Woodford Aerodrome in Cheshire . As it
14013-517: The Lancaster could take the largest bombs used by the RAF, including the 4,000 lb (1,800 kg), 8,000 lb (3,600 kg) and 12,000 lb (5,400 kg) " blockbusters ", loads often supplemented with smaller bombs or incendiaries . The "Lanc", as it was known colloquially, became one of the most heavily used of the Second World War night bombers, delivering 608,612 long tons (618,378,000 kg) of bombs in 156,000 sorties. The versatility of
14186-708: The Lancaster participated in Operation Millenium , the first 1,000 bomber raid against the German city of Cologne . By this point, the number of Lancasters in operational service had surpassed those of the preceding Manchester. On 12 June, the first use of the type by RAF Coastal Command , having loaned aircraft from RAF Bomber Command , commenced; it was used to conduct long range anti- U-boat operations, reportedly attacking two on 15 June. Additional large-scale raids were performed against Emden between 19 and 23 June, and against Bremen between 25 and 29 June,
14359-493: The Lancaster was such that it was chosen to equip 617 Squadron and was modified to carry the Upkeep "bouncing bomb" designed by Barnes Wallis for Operation Chastise , the attack on German Ruhr valley dams. Although the Lancaster was primarily a night bomber, it excelled in many other roles, including daylight precision bombing, for which some Lancasters were adapted to carry the 12,000 lb (5,400 kg) Tallboy and then
14532-534: The Lancaster was supplanted as the main strategic bomber of the RAF by the Avro Lincoln , a larger version of the Lancaster. The Lancaster took on the role of long range anti-submarine patrol aircraft (later supplanted by the Avro Shackleton ) and air-sea rescue. It was also used for photo-reconnaissance and aerial mapping, as a flying tanker for aerial refuelling and as the Avro Lancastrian ,
14705-798: The Naval Service to the Admiralty Board , chaired by the Secretary of State for Defence . The Royal Navy operates from three bases in Britain where commissioned ships and submarines are based: Portsmouth , Clyde and Devonport , the last being the largest operational naval base in Western Europe, as well as two naval air stations, RNAS Yeovilton and RNAS Culdrose where maritime aircraft are based. The Royal Navy stated its six major roles in umbrella terms in 2017 as. The Royal Navy protects British interests at home and abroad, executing
14878-609: The Pacific and had begun building large, modern fleets which went to war with each other in 1904. Britain's reliance on Malta, via the Suez Canal, as the nearest Imperial fortress was improved, relying on amity and common interests that developed between Britain and the United States during and after World War I, by the completion of the Panama Canal in 1914, allowing the cruisers based in Bermuda to more easily and rapidly reach
15051-689: The Queen's ships in highly profitable raids against Spanish commerce and colonies. The Royal Navy was then used in 1588 to repulse the Spanish Armada , but the English Armada was lost the next year. In 1603, the Union of the Crowns created a personal union between England and Scotland. While the two remained distinct sovereign states for a further century, the two navies increasingly fought as
15224-531: The Royal Navy at sea in several capacities. For fleet replenishment, it deploys one Fleet Solid Support Ship and six fleet tankers (three of which are maintained in reserve). The RFA also has one aviation training and casualty reception vessel, which also operates as a Littoral Strike Ship . Three amphibious transport docks are also incorporated within its fleet. These are known as the Bay-class landing ships, of which four were introduced in 2006–2007, but one
15397-690: The Royal Navy belonged to nations on the Atlantic Ocean or its connected seas, despite the growth of the Imperial Russian and United States Pacific fleets during the latter half of the 19th Century. Britain relied on Malta, in the Mediterranean Sea, to project power to the Indian Ocean and western Pacific Ocean via the Suez Canal after its completion in 1869. It relied on friendship and common interests between Britain and
15570-585: The Royal Navy in 1917 with the formation of the Women's Royal Naval Service (WRNS), which was disbanded after the end of the First World War in 1919. It was revived in 1939, and the WRNS continued until disbandment in 1993, as a result of the decision to fully integrate women into the structures of the Royal Navy. Women now serve in all sections of the Royal Navy including the Royal Marines . In August 2019,
15743-543: The Royal Navy so as to ensure, that taypayers' money is not wasted. Between 1815 and 1914, the Royal Navy saw little serious action, owing to the absence of any opponent strong enough to challenge its dominance, though it did not suffer the drastic cutbacks the various military forces underwent in the period of economic austerity that followed the end of the Napoleonic Wars and the American War of 1812 (when
15916-684: The Royal Navy, plus 13 ships of the Royal Fleet Auxiliary (RFA). There are also four Point-class sealift ships from the Merchant Navy available to the RFA under a private finance initiative , while the civilian Marine Services operate auxiliary vessels which further support the Royal Navy in various capacities. The RFA replenishes Royal Navy warships at sea, and augments the Royal Navy's amphibious warfare capabilities through its three Bay-class landing ship vessels. It also works as
16089-540: The Royal Navy, with the final vessel, HMS St Albans , commissioned in June 2002. However, the 2004 Delivering Security in a Changing World review announced that three frigates would be paid off as part of a cost-cutting exercise, and these were subsequently sold to the Chilean Navy . The 2010 Strategic Defence and Security Review announced that the remaining 13 Type 23 frigates would eventually be replaced by
16262-632: The Royal Navy. In December 2019, the modified Batch 1 River-class vessel, HMS Clyde , was decommissioned, with the Batch 2 HMS Forth taking over duties as the Falkland Islands patrol ship. HMS Protector is a dedicated Antarctica patrol ship that fulfils the nation's mandate to provide support to the British Antarctic Survey (BAS). HMS Scott is an ocean survey vessel and at 13,500 tonnes
16435-852: The STOVL variant of the F-35 Lightning II . Queen Elizabeth began sea trials in June 2017, was commissioned later that year, and entered service in 2020, while the second, HMS Prince of Wales , began sea trials on 22 September 2019, was commissioned in December 2019 and was declared operational as of October 2021. The aircraft carriers form a central part of the UK Carrier Strike Group alongside escorts and support ships. Amphibious warfare ships in current service include two landing platform docks ( HMS Albion and HMS Bulwark ). While their primary role
16608-491: The United Kingdom's Continuous At Sea Deterrent (CASD). The UK government has committed to replace these submarines with four new Dreadnought -class submarines , which will enter service in the "early 2030s" to maintain this capability. Avro Lancaster The Avro Lancaster , commonly known as the Lancaster Bomber , is a British Second World War heavy bomber . It was designed and manufactured by Avro as
16781-676: The United States (which controlled transit through the Panama Canal , completed in 1914) during and after the First World War, and on Bermuda, to project power the length of the western Atlantic, including the Caribbean Sea and Gulf of Mexico. The area controlled from Bermuda (and Halifax until 1905) had been part of the North America Station, until the 1820s, which then absorbed the Jamaica Station to become
16954-535: The X-Craft itself was 600 nmi (1,100 km) surfaced and 80 nmi (150 km) at 2 knots (3.7 km/h) submerged. The craft was about 51 ft (16 m) long, 5.5 ft (1.7 m) maximum diameter and displaced 27 long tons (27 t) surfaced and 30 long tons (30 t) submerged. Propulsion was by a 4-cylinder Gardner 4LK 42 hp diesel engine , converted from a type used in London buses and
17127-424: The additional engines. The first flight was made by test pilot H. A. "Sam" Brown on 9 January 1941 at RAF Ringway , Cheshire . Flight testing of the new aircraft quickly proved it to be a substantial improvement over its predecessor. The first prototype was initially outfitted with the Manchester I's three-finned tail but this was revised on the second prototype, DG595 , and subsequent production Lancasters used
17300-495: The aircraft when getting into position to open fire. This removal of perspex from the turret was called the " Gransden Lodge " modification. Ammunition for the tail turret was 2,500 rounds per gun. Due to the weight, the ammunition was stored in tanks situated near the mid-upper turret's position and fed rearward in runways down the back of the fuselage to the turret. Gunners using both the FN-20 and 120 removed perspex and armour from
17473-410: The approach and escaped successfully, but the charges were placed under Bärenfels , a 7,569- gross register ton (GRT) merchant vessel alongside the dock; the ship was sunk but the dock suffered only minor damage. On 11 September the operation was repeated by X24 ; this time she succeeded in sinking the dock. X-Craft were involved in the preparatory work for Overlord . Operation Postage Able
17646-574: The beginning of the war without the loss of a single life. The Royal Navy nevertheless remained active in other theatres, most notably in the Mediterranean Sea , where they waged the Dardanelles and Gallipoli campaigns in 1914 and 1915. British cruisers hunted down German commerce raiders across the world's oceans in 1914 and 1915, including the battles of Coronel , Falklands Islands , Cocos , and Rufiji Delta , among others. At
17819-412: The bomb-release button was pressed. A drive belt and pulley to rotate the bomb at 500 rpm was mounted on the starboard strut and driven by a hydraulic motor housed in the forward fairing. The mid-upper turret was removed and a more bulbous bomb aimer's blister was fitted; this, as "Mod. 780", later became standard on all Lancasters, while the bombsight was replaced by a simple aiming device that consisted of
17992-569: The city of Osnabrück multiple times, conducting a heavy raid against Turin, and destroying supplies for the Afrika Korps in Genoa. Only eight bombing missions were conducted during all of December, the most prominent of which being against Duisburg, due to poor prevailing weather conditions. Throughout 1942, the Lancaster remained in relatively short supply; consequently, both training and crew conversion courses typically had to be performed by
18165-684: The class serve in U.K. waters in a sovereignty and fisheries protection role while the five Batch 2 ships are forward-deployed on a long-term basis to Gibraltar, the Caribbean, the Falkland Islands and the Indo-Pacific region. The vessel MV Grampian Frontier is leased from Scottish-based North Star Shipping for patrol duties around the British Indian Ocean Territory . However, she is not in commission with
18338-667: The cross of St Andrew was replaced with the Union Jack. On English ships, the red, white, or blue ensigns had the St George's Cross of England removed from the canton, and the combined crosses of the Union flag put in its place. Throughout the 18th and 19th centuries, the Royal Navy was the largest maritime force in the world, maintaining superiority in financing, tactics, training, organisation, social cohesion, hygiene, logistical support and warship design. The peace settlement following
18511-514: The designations X1 and X2 had already been used previously – X1 had been a one-off submarine cruiser design from the 1920s while X2 had been assigned to a captured Italian submarine. This type of midget submarine was portrayed in the 1955 war film, Above Us the Waves , featuring John Mills , which was based on both Operation Source and the earlier Chariot attacks on the Tirpitz . An X-class submarine – marked as "X2" – features in
18684-431: The dive. Furthermore, the Lancaster suffered longitudinal instability at speeds above 200 mph (320 km/h). The standard crew for a Lancaster consisted of seven men, stationed in various positions in the fuselage. Starting at the nose, the bomb aimer had two positions to man. His primary location was lying prone on the floor of the nose of the aircraft, with access to the bombsight controls facing forward, with
18857-711: The early 16th century; the oldest of the UK's armed services , it is consequently known as the Senior Service . From the 19th century until the Second World War , it was the world's most powerful navy. The Royal Navy played a key part in establishing and defending the British Empire , and four Imperial fortress colonies and a string of imperial bases and coaling stations secured the Royal Navy's ability to assert naval superiority. Following World War I , it
19030-698: The eastern Pacific Ocean (after the war, the Royal Navy's Bermuda-based North America and West Indies Station was consequently re-designated the America and West Indies station , including a South American division. The rising power and increasing belligerence of the Japanese Empire after World War I, however, resulted in the construction of the Singapore Naval Base , which was completed in 1938, less than four years before hostilities with Japan did commence during World War II . In 1932,
19203-606: The end of World War I, the Royal Navy remained by far the world's most powerful navy, larger than the U.S. Navy and French Navy combined, and over twice as large as the Imperial Japanese Navy and Royal Italian Navy combined. Its former primary competitor, the Imperial German Navy, was destroyed at the end of the war . In the inter-war period , the Royal Navy was stripped of much of its power. The Washington and London Naval Treaties imposed
19376-434: The engines used, which was occasionally done in practice. Examples of modifications made include the relocation of the pitot head from the nose to the side of the cockpit and the change from de Havilland "needle blade" propellers to Hamilton Standard or Nash Kelvinator made "paddle blade" propellers. The Avro Lancaster was a British four-engined strategic bomber that was used as the RAF's principal heavy bomber during
19549-428: The expansive canopy, with the pilot sitting on the left on a raised portion of the floor (almost all British bombers, and most German bombers, had only a single pilot seat as opposed to the American practice of carrying two pilots, or at least having controls for two pilots installed). The flight engineer sat on a collapsible seat (known as a "second dicky seat ") to the pilot's right, with the fuel selectors and gauges on
19722-611: The fact that the two main Luftwaffe night fighters of the time, the Messerschmitt Bf 110 and the Junkers Ju 88 night fighters were capable of over 300 mph (480 km/h), thus a 50 mph (80 km/h) increase over the Lancaster's normal cruising speed of around 180 mph (290 km/h), giving a speed of 230 mph (370 km/h), still left the Lancaster vulnerable to interception. The introduction of
19895-416: The factory itself. Nonetheless, the factory was successfully bombed, a feat that was personally hailed by Prime Minister Winston Churchill in the aftermath. The attack revealed the existence of the Lancaster to both Germany and the British public alike. On 27 April, an unsuccessful small-scale attack on Tirpitz was performed by Lancasters of both No. 44 and No. 99 Squadrons. On the night of 30/31 May 1942,
20068-491: The first RAF squadron to convert to the Lancaster; it was quickly followed by No. 97 Squadron , which was also based at Waddington. On 2 March 1942, the first operational mission of the Lancaster, deploying naval mines in the vicinity of Heligoland Bight , was performed by aircraft of No. 44 Sqn; a planned mission against the German battleship Tirpitz had been rescheduled due to poor weather conditions. On 10 March 1942,
20241-402: The first two years of the war. Over 3,000 people were lost when the converted troopship Lancastria was sunk in June 1940, the greatest maritime disaster in Britain's history. The Navy's most critical struggle was the Battle of the Atlantic defending Britain's vital North American commercial supply lines against U-boat attack. A traditional convoy system was instituted from the start of
20414-437: The flight. The turret had 1,000 rounds of ammunition per gun. To the rear of the turret was the side crew door, on the starboard side of the fuselage. This was the main entrance to the aircraft, and also could be used as an emergency exit. The Elsan chemical toilet , a type of aircraft lavatory , was located near the spars for the tailplane. At the extreme tail-end of the fuselage, the rear gunner sat in his exposed position in
20587-436: The foreign and defence policies of His Majesty's Government through the exercise of military effect, diplomatic activities and other activities in support of these objectives. It is also a key element of the British contribution to NATO, with a number of ships or aircraft allocated to NATO tasks at any time. In 2007 core capabilities were described as: The English Royal Navy was formally founded in 1546 by Henry VIII , though
20760-612: The formations and shot down stragglers. This significantly reduced operational losses; and gun-laying radar was added to the last versions of the turret. Before the end of the war Lancasters built in the UK standardised on the FN-82 fitted with two .50 in (13 mm) machine guns and a gun-laying radar as production allowed, which was also used on early models of the Avro Lincoln. The disadvantage of all radar and radio transmitting systems
20933-423: The fuselage even on the ground. At the end of the bomb bay was the mid-upper gunner's turret, at which the floor dropped down to the fuselage's bottom. His position allowed a 360° view over the top of the aircraft, with two Browning .303 Mark IIs to protect the aircraft from above and to the side. The mid-upper gunner sat on a rectangle of canvas that was slung beneath the turret and would stay in position throughout
21106-436: The fuselage side windows were deleted, the Perspex chin of the bomb-aimer was enlarged, and a larger astrodome was provided. Various additional bumps and blisters were also added, which typically housed radar equipment and radio navigational aids. Some Lancaster B.I bombers were outfitted with bulged bomb bay doors in order to accommodate increased armament payloads. Early production Lancaster B.Is were outfitted with
21279-443: The heavier, electrically controlled Martin 250 CE 23A turret equipped with two .50 in (13 mm) machine guns which was mounted further forward to preserve the aircraft's longitudinal balance, and because it had an internal mechanism to prevent firing on the aircraft itself, it did not require a coaming. Other experimental turrets were tried out, including the FN-79 and the Boulton-Paul Type H barbette system. The tail turret
21452-508: The heavy German warships based at Kåfjord, Nordkapp in Northern Norway . Six X-Craft were used but only two successfully laid charges (under the German battleship Tirpitz ). Two were lost while being towed to Norway; X8 began taking water and was scuttled, and X9 sank with her crew after the towline parted. Only X6 and X7 , commanded by Lieutenant Donald Cameron and Lieutenant Godfrey Place respectively, were successful in placing their charges although their crews were captured (there
21625-541: The high loss rates typically involved in such operations, daytime bombing missions were performed sparingly until the Allies had achieved a level of aerial supremacy over the Axis powers . On 17 April 1942, 12 Lancasters of No. 44 and No. 99 Squadrons undertook a bombing raid on the Maschinenfabrik Augsburg-Nürnberg A.G., Augsburg engine manufacturing plant in Southern Germany; despite flying at low altitude, three bombers were shot down by Luftwaffe Bf 109s over France, and at least two more were lost to anti-aircraft fire at
21798-434: The inner engine nacelles. The distinctive tail unit of the aircraft was outfitted with a large twin elliptical fins and rudder arrangement. Like any aeroplane, the Lancaster was not viceless in its handling. In a dive, it had a tendency to go more deeply into the dive as speed increased. Not all aeroplanes did this, for example, the Halifax tended to get increasingly tail-heavy as speed increased, and thus fly itself out of
21971-432: The introduction of so many new types into service. Power limitations were so serious that the British invested heavily in the development of huge engines in the 2,000 hp (1,500 kW) class in order to improve performance. During the late 1930s, none of these were ready for production. Both the United States and the Soviet Union were pursuing the development of bombers powered by arrangements of four smaller engines;
22144-463: The isles though Alexander III was ultimately successful in asserting Scottish control. The Scottish fleet was of particular import in repulsing English forces in the early 14th century. A standing "Navy Royal", with its own secretariat, dockyards and a permanent core of purpose-built warships, emerged during the reign of Henry VIII. Under Elizabeth I , England became involved in a war with Spain , which saw privately owned vessels combining with
22317-451: The larger elliptical twin-finned tail unit that was also adopted for the last Manchesters built. This not only increased stability but also improved the dorsal gun turret's field of fire. The second prototype was also fitted with more powerful Merlin XX engines. Manchesters still on the production line were converted into Lancaster B.Is. Based upon its performance, a decision was taken early on to reequip twin-engine bomber squadrons with
22490-405: The latter half of the Second World War. The typical aircraft was powered by an arrangement of four wing-mounted Rolls-Royce Merlin piston engines, each of which drove a 13 ft (4.0 m) diameter de Havilland Hydromatic three-bladed propeller . While not optimal, the Lancaster was capable of flying the return journey home on only two operational engines, along with very limited distances on
22663-438: The latter reportedly dealing considerable damage to the Focke-Wulf aircraft works. 40 Lancasters also flew an ineffective long-range raid upon Danzig , arriving after dusk and thus unable to effectively bomb its port to disrupt U-boat construction. On 31 July, 20% of Bomber Command's strength was directed against Dusseldorf , focused on Schiess A.G. 's machine tool manufacturing plant. The tempo of Lancaster operations rose to
22836-434: The left-hand end of the chart table, facing the rear of the aircraft. Behind these and facing forwards the wireless operator sat on a seat at the front of the main spar. On his left was a window, and above him was the astrodome , used for visual signalling and by the navigator for celestial navigation . Behind the wireless operator were the two spars of the wing, which created a major obstacle for crew members moving down
23009-680: The navy to meet its commitments. In December 2019 the First Sea Lord , Admiral Tony Radakin , outlined a proposal to reduce the number of Rear-Admirals at Navy Command by five. The fighting arms (excluding Commandant General Royal Marines ) would be reduced to commodore (1-star) rank and the surface flotillas would be combined. Training would be concentrated under the Fleet Commander . The Royal Navy has two Queen Elizabeth -class aircraft carriers. Each carrier cost £ 3 billion and displaces 65,000 tonnes (64,000 long tons; 72,000 short tons). The first, HMS Queen Elizabeth , commenced flight trials in 2018. Both are intended to operate
23182-433: The nose emergency hatch in the floor; at 22 by 26.5 inches (560 by 670 mm) (two inches narrower than the Halifax escape hatch) it was difficult to exit through while wearing a parachute. Operational research experts, including British scientist Freeman Dyson , amongst others, attempted unsuccessfully to have the escape hatch enlarged. On the roof of the bomb bay the pilot and flight engineer sat side by side under
23355-415: The nose; the optimum height for dropping "Upkeep" was 60 ft (18 m) and, when shone on the relatively smooth waters of the dam's reservoirs, the light beams converged into a figure 8 when the Lancaster was flying at the correct height. The Type 464 Lancaster was also fitted with VHF radios (normally reserved for fighters) so that Gibson , the squadron leader, could control the operation while over
23528-408: The production line, which was producing one Lancaster each day. The Lancaster B.I was never fully superseded in production by a successor model, remaining in production until February 1946. According to aviation authors Brian Goulding and M. Garbett, the Lancaster B.I altered little during its production life, partially as a result of the sound basic structure and design; of the visible changes,
23701-399: The removal of the cockpit armour plating (the pilot's seatback), and the installation of Rolls-Royce Merlin Mk 24 engines for better take-off performance. The bomb bay doors were removed and the rear end of the bomb bay cut away to clear the tail of the bomb. Later the nose turret was also removed to further improve performance. A strengthened undercarriage and stronger mainwheels, later used by
23874-408: The removal of the majority of the Lancaster's defensive armament. He argued that this would reduce the loss rate by increasing the Lancaster's cruising speed by up to 50 mph (80 km/h) (assuming the bomb load was not increased), making the bomber harder to intercept. He also claimed reducing defensive air gunners would reduce human losses incurred with each aircraft lost. However this neglects
24047-446: The results of these projects proved to possess favourable characteristics such as excellent range and fair lifting capacity. Accordingly, in 1936, the RAF also decided to investigate the feasibility of the four-engined bomber. The origins of the Lancaster stem from a twin-engined bomber that had been submitted to British Air Ministry Specification P.13/36 of 1936 for a twin-engined medium bomber for "worldwide use" which could carry
24220-440: The scrapping of some capital ships and limitations on new construction. The lack of an imperial fortress in the region of Asia , the Indian Ocean , and the Pacific Ocean was always to be a weakness throughout the 19th century as the former North American colonies that had become the United States of America had multiplied towards the Pacific Coast of North America, and the Russian Empire and Japanese Empire both had ports on
24393-436: The sea bed and also with sonar and a periscope . A number of development craft were built before it was felt that a feasible weapon had been produced. The first operational craft was X3 (or HM S/M X.3), launched on the night of 15 March 1942. Training with the craft began in September 1942, with X4 arriving in October. In December 1942 and January 1943, six of the "5-10" class began to arrive, identical externally but with
24566-463: The side wall. He could then exit through the rear entrance door. Behind the pilot and flight engineer, and behind a curtain fitted to allow him to use light to work, sat the navigator . His position faced to port with a chart table in front of him. An instrument panel showing the airspeed, altitude, and other information required for navigation was mounted on the side of the fuselage above the chart table. The wireless operator's radios were mounted on
24739-411: The size of the Royal Navy. A 2013 report found that the Royal Navy was already too small, and that Britain would have to depend on her allies if her territories were attacked. The Royal Navy was responsible for training the fledgling Iraqi Navy and securing Iraq's oil terminals following the cessation of hostilities in the country. The Iraqi Training and Advisory Mission (Navy) ( Umm Qasr ), headed by
24912-416: The start of World War II in 1939, the Royal Navy was still the largest in the world, with over 1,400 vessels. The Royal Navy provided critical cover during Operation Dynamo , the British evacuations from Dunkirk , and as the ultimate deterrent to a German invasion of Britain during the following four months. The Luftwaffe under Hermann Göring attempted to gain air supremacy over southern England in
25085-435: The tail turret, which was entered through a small hatch in the rear of the fuselage. Depending on the size of the rear gunner, the area was so cramped that the gunner would often hang his parachute on a hook inside the fuselage, near the turret doors. Neither the mid-upper nor the rear gunner's position was heated, and the gunners had to wear electrically heated suits to prevent hypothermia and frostbite . The Avro Lancaster
25258-446: The target, an early example of what became the master bomber role. After the 'Dam Busters' raid 617 Squadron was converted to a high-altitude precision bombing squadron in preparation for the arrival of Barnes Wallis's forthcoming Earthquake bombs for attacking special and hardened targets, and while they were training for this the bouncing bomb variants of B.I Specials had the spars and equipment removed and were then modified to carry
25431-496: The three factories of the Henschel aircraft company in the city. That same night, 12 Lancasters of No. 106 Squadron flew to Gdynia , armed with newly developed anti- capital ship bombs, intending to hit the battleships Scharnhorst and Gneisenau , as well as the aircraft carrier Graf Zeppelin , but did not manage to hit any ships due to a persistent haze. While the Lancaster had been designed to conduct night-time operations, daylight raids were occasionally performed by
25604-467: The towing submarine to the X-Craft by dinghy when the operational area was reached, and the passage crew returning with the dinghy to the towing submarine. Once the attack was over, the X-Craft would rendezvous with the towing submarine and then be towed home. Range was limited primarily by the endurance and determination of their crews, but was thought to be up to 14 days in the craft or 1,000 nmi (1,900 km), after suitable training. Actual range of
25777-477: The turret to improve visibility, but trials by the RAF showed that a de Havilland Mosquito night fighter was still able to get within a very short distance of the tail gunner without being spotted, confirming what the Luftwaffe had already realised. The Rose turret attempted to improve on the FN turrets by being completely open to the rear (improving visibility and allowing easier emergency egress) and by being fitted with two .50 in (13 mm) machine guns. It
25950-420: The type as well. Occasionally, lone Lancasters would be dispatched to perform decoy raids on key manufacturing sites, such as munitions factories, with the intention of being spotted to cause workers to go to air raid shelters, thus disrupting production. On 17 October 1942, an audacious daytime raid was performed by 90 Lancasters of No. 5 Group , the bombing of the Schneider Works at Le Creusot , France; only
26123-463: The type's first bombing mission was conducted over the German city of Essen , North Rhine-Westphalia . All Lancasters were temporarily grounded after a crash on 20 March in Boston, Lincolnshire ; this was lifted after each aircraft had been inspected for signs of buckling on the upper wing surface. The first recorded casualties amongst Lancaster crews were recorded on 24 March 1942 with the loss of R5493 to anti-aircraft fire over Lorient . Due to
26296-502: The war, but German submarine tactics, based on group attacks by " wolf-packs ", were much more effective than in the previous war, and the threat remained serious for well over three years. After World War II, the decline of the British Empire and the economic hardships in Britain forced the reduction in the size and capability of the Royal Navy. The United States Navy instead took on the role of global naval power. Governments since have faced increasing budgetary pressures, partly due to
26469-407: The wing and fuselage sections were manufactured separately, during which they were outfitted with all of the required equipment in advance of final assembly being performed, as a measure intended to accelerate the rate of production. The Lancaster was equipped with a retractable main undercarriage and fixed tailwheel; the hydraulically -actuated main landing gear raised rearwards into recesses within
26642-513: The winter of 1943/1944, modifications were made, including downward observation blisters mounted behind the bomb aimer's blister and official and unofficial mounts for .50 in (12.7 mm) machine guns or even 20 mm (0.79 in) cannon, firing through the ventral holes of the removed FN-64. The fitting of these guns was hampered as the same ventral position was used for mounting the H2S blister, which limited installations to those aircraft fitted with bulged bomb bays which interfered with
26815-502: Was acquired in 2023 to act as a mothership for autonomous minehunting systems. The Royal Navy also includes a number of smaller non-commissioned assets such as the Sea-class workboats . On 29 July 2022, the Royal Navy christened a new experimental ship, XV Patrick Blackett , which it aims to use as a testbed for autonomous systems. Whilst the ship flies the Blue Ensign , it is crewed by Royal Navy personnel and will participate in Royal Navy and NATO exercises. The Submarine Service
26988-437: Was as high as a 50 per cent success rate while only 15 per cent of the Lancaster crew were able to bail out. The Lancaster uses a mid-wing cantilever monoplane configuration. The wing is constructed from five separate main sections while the fuselage is likewise composed of five sections. Aside from a few elements, such as the fabric -covered ailerons , the Lancaster's oval-shaped fuselage had an all-metal covering. All of
27161-399: Was constructed to a non-standard configuration, having a Frazer Nash turret installed directly above the bomb bay; however, this modification was largely unpopular due to its obstruction of the internal walkway, hindering crew movements. Various other turret configurations were adopted by individual squadrons, which included the removal of various combinations of turrets. The Lancaster B.III
27334-405: Was contrary to widespread prewar expectations that in the event of a Continental conflict Britain would primarily provide naval support to the Entente Powers while sending at most only a small ground army. Nevertheless, the Royal Navy played an important role in securing the British Isles and the English Channel , notably ferrying the entire British Expeditionary Force to the Western Front at
27507-442: Was created to carry out Operation Chastise , the raid against the Ruhr dams. This unit was equipped with B.III (Specials), officially designated the "Type 464 (Provisioning)", modified to carry the 9,250 lb (4,200 kg) "Upkeep" bouncing bomb . The bomb bay doors were removed and the ends of the bomb bay were covered with fairings. "Upkeep" was suspended on laterally pivoted, vee-shaped struts which sprang apart beamwise when
27680-450: Was decided that the bomber should be produced in Canada, where it was manufactured by Victory Aircraft in Malton, Ontario . Of later variants, only the Canadian-built Lancaster B X was produced in significant numbers. A total of 430 of this type were built, earlier examples differing little from their British-built predecessors, except for using Packard -built Merlin engines and American-style instruments and electrics. In August 1942,
27853-399: Was initially equipped with four Nash & Thompson Frazer Nash hydraulically operated turrets mounted in the nose, tail, mid-upper and underside. The original tail turret was equipped with four Browning .303 Mark II machine guns and all other turrets with two such machine guns. Late on in the war, Freeman Dyson (as a 19-year-old who had yet to win a degree) put forward a case for
28026-401: Was installed in a small number of Lancasters but never became common. Ultimately radar, rather than improved visibility, made the turret more effective. The FN-121 was the Automatic Gun Laying Turret (AGLT), an FN-120 fitted with 'Village Inn' gun-laying radar . Aircraft fitted with Village Inn were used as bait, flying behind the main formations to confront the night fighters that followed
28199-483: Was never conclusively proven; its commander Henty-Creer was not awarded a medal, but was mentioned in dispatches. The lost boats were replaced early in 1944 with X20 to X25 and six training-only craft. Submarines X20 to X25 were dispatched to Bergen , Norway. On 15 April 1944, in Operation Guidance X24 attacked the Laksevåg floating dock . X22 was intended for the mission, but had been accidentally rammed during training and sunk with all hands. X24 made
28372-426: Was now in question. The Royal Navy clearance diving unit, the Fleet Diving Squadron, was reorganised and renamed the Diving and Threat Exploitation Group in 2022. The group consists of five squadrons: Alpha, Bravo, Charlie, Delta, and Echo. The Royal Navy has a separate unit with divers the special forces unit the Special Boat Service . The escort fleet comprises guided missile destroyers and frigates and
28545-487: Was planned to take surveys of the landing beaches with X20 , commanded by Lt KR Hudspeth, spending four days off the French coast. Periscope reconnaissance of the shoreline and echo-soundings were performed during daytime. Each night, X20 would approach the beach and 2 divers would swim ashore. Soil samples were collected in condoms . The divers went ashore on two nights to survey the beaches at Vierville-sur-Mer , Moulins St Laurent and Colleville-sur-Mer in what became
28718-462: Was powered by Packard Merlin engines, which had been built overseas in the United States , but was otherwise identical to contemporary B.Is. In total, 3,030 B.IIIs were constructed, almost all of them at Avro's Newton Heath factory. The Lancaster B.I and B.III were manufactured concurrently and minor modifications were made to both marks as further batches were ordered. The B.I and B.III designations were effectively interchangeable simply by changing
28891-534: Was quickly recognised that Avro's capacity was exceeded by the wartime demand for the type, it was decided to form the Lancaster Aircraft Group , which comprised a number of companies that undertook the type's manufacture, either performing primary assembly themselves or producing various subsections and components for the other participating manufacturers. In addition to Avro, further Lancasters were constructed by Metropolitan-Vickers (1,080, also tested at Woodford) and Armstrong Whitworth . They were also produced at
29064-421: Was removed entirely. The ventral (underside) FN-64 turret quickly proved to be dead weight, being both difficult to sight because it relied on a periscope which limited the gunner's view to a 20-degree arc, and too slow to keep a target within its sights. Aside from early B.Is and the prototype B.IIs, the FN-64 was almost never used. When the Luftwaffe began using Schräge Musik to make attacks from below in
29237-407: Was significantly reduced in size. During the Cold War , the Royal Navy transformed into a primarily anti-submarine force , hunting for Soviet submarines and mostly active in the GIUK gap . Following the collapse of the Soviet Union , its focus has returned to expeditionary operations around the world and it remains one of the world's foremost blue-water navies . The Royal Navy maintains
29410-497: Was sold to the Royal Australian Navy in 2011. In November 2006, the First Sea Lord Admiral Sir Jonathon Band described the Royal Fleet Auxiliary vessels as "a major uplift in the Royal Navy's war fighting capability". In February 2023, a commercial vessel was also acquired to act as a Multi-Role Ocean Surveillance (MROS) Ship for the protection of critical seabed infrastructure and other tasks. She entered service as RFA Proteus . An additional vessel, RFA Stirling Castle ,
29583-588: Was the most important defensive position and carried the heaviest armament. Despite this, the turrets used, starting with the FN-20, were never entirely satisfactory and numerous designs were tried. The FN-20 was replaced by the very similar FN-120 which used an improved gyroscopic gun sight (GGS). Many rear gunners insisted on having the centre section of perspex removed from the turret to improve visibility. The transparencies were difficult to see through at night, particularly when trying to keep watch for enemy night fighters that appeared without notice astern and below
29756-406: Was thwarted by the defeat of their escort fleet in the extraordinary Battle of Quiberon Bay in 1759, fought in dangerous conditions. In 1762, the resumption of hostilities with Spain led to the British capture of Manila and of Havana , along with a Spanish fleet sheltering there. British naval supremacy could however be challenged still in this period by coalitions of other nations, as seen in
29929-418: Was to search for and destroy Soviet submarines in the North Atlantic, and to operate the nuclear deterrent submarine force. The navy received its first nuclear weapons with the introduction of the first of the Resolution -class submarines armed with the Polaris missile . Following the conclusion of the collapse of the Soviet Union and the end of the Cold War in 1991, the Royal Navy began to experience
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