95-647: Each state in the United States has a senior military officer, as the state adjutant general , who is the de facto commander of a state's military forces, including the National Guard residing within the state, the state's naval militia , and any state defense forces . This officer is known as TAG (The Adjutant General), and is subordinated to the chief executive (generally the state's governor). They do not have authority over police forces, only military forces. In 49 states, Puerto Rico , Guam , and
190-863: A state of emergency by the governor of the state or territory where they serve, or in the case of Washington, D.C., by the Commanding General. Unlike U.S. Army Reserve members, National Guard members cannot be mobilized individually, except through voluntary transfers and Temporary Duty Assignments (TDY). The types of activation are as follows: law enforcement; others as determined by governor civil support; law enforcement; counter drug; WMD response; expeditionary missions; civil support and law enforcement Oklahoma City bombing ; Kansas tornadoes ; California wildfires ; various hurricanes post- 9/11 airport security; SLC Olympics ; Hurricane Katrina Cuba; Iraq; 1992 Los Angeles riots The term "activated" simply means that
285-613: A National Guard unit is federalized it is moved from state command to the Department of Defense and placed under an Army or Air Force command. Twenty-three adjutants general have responsibility for military land forces that comprise state level militias under the command of the various governors and generally have state support missions. Eight of which maintain a naval militia division. Two adjutants general, Puerto Rico and Texas, are also responsible for an air support component. Some adjutant generals are responsible for oversight of
380-537: A federally-funded mission under Title 32 ("National Guard"). Outside federal activation, the Army and Air National Guard may be activated under state law. This is known as state active duty (SAD). When National Guard units are not under federal control, the governor is the commander-in-chief of the units of his or her respective state or territory (such as Puerto Rico, Guam and the Virgin Islands). The President of
475-787: A full-time cadre of Active Guard & Reserve (AGR) personnel in both the Army National Guard and Air National Guard, plus Army Reserve Technicians in the Army National Guard and Air Reserve Technicians (ART) in the Air National Guard. The National Guard is a joint activity of the United States Department of Defense (DoD) composed of reserve components of the United States Army and the United States Air Force :
570-402: A popular referendum, the holder of this position is now appointed by the governor . Each adjutant general shares a common responsibility for the state's National Guard plus a unique set of other responsibilities defined by the state's constitution, state statutes, and other state-level directives. In addition to their state responsibilities, each TAG is responsible to the federal government for
665-632: A single organization. The mission of Army Aviation is to find, fix and destroy any enemy through fire and maneuver and to provide combat support and combat service support in coordinated operations as an integral member of the combined arms team. Major aircraft include the AH-64 Apache , which serves as the Army's attack helicopter, the UH-60 Black Hawk , and the CH-47 Chinook for troop and cargo transport. Army Aviation also flies
760-458: A special operations force, Army Rangers are generally better equipped than standard infantry, utilizing the FN SCAR rifle. Army Special Forces , commonly known as Green Berets after their iconic headgear, are among the most elite soldiers in the Army. Special Forces conduct: Army Special Forces are trained in military free-fall parachuting and combat diver skillsets. They are considered
855-567: A unit or individual of the reserve components has been placed on orders. The purpose and authority for that activation determine limitations and duration of the activation. The Army and Air National Guard may be activated in a number of ways as prescribed by public law. Broadly, under federal law, there are two titles in the United States Code under which units and troops may be activated: as federal soldiers or airmen under Title 10 ("Armed Forces") and as state soldiers or airmen performing
950-570: Is assigned a role and domain. The Army conducts land operations. The Navy and Marine Corps conduct maritime operations, the Marine Corps specializing in amphibious and maritime littoral operations primarily for supporting the Navy. The Air Force conducts air operations. The Space Force conducts space operations. The Coast Guard is unique in that it specializes in maritime operations and is also a law enforcement agency. From their inception during
1045-800: Is either an Army or an Air Force four-star general officer , and is the senior uniformed National Guard officer, and is a member of the Joint Chiefs of Staff. In this capacity, he serves as a military adviser to the President, the Secretary of Defense, the National Security Council and is the Department of Defense's official channel of communication to the Governors and to State Adjutants General on all matters pertaining to
SECTION 10
#17327725231321140-730: Is given the power to pass laws for "calling forth the Militia to execute the Laws of the Union, suppress Insurrections and repel Invasions." Congress is also empowered to come up with the guidelines "for organizing, arming, and disciplining, the Militia, and for governing such Part of them as may be employed in the Service of the United States, reserving to the States respectively, the Appointment of
1235-804: Is headed by the Chief of the National Guard Bureau (CNGB), who is a four-star general in the Army or Air Force and is a member of the Joint Chiefs of Staff . The National Guard Bureau is headquartered in Arlington County, Virginia, and is a joint activity of the Department of Defense to conduct all the administrative matters pertaining to the Army National Guard and the Air National Guard . The chief
1330-494: Is led by the chairman of the Joint Chiefs of Staff , who is the military head of the armed forces and principal advisor to the president and secretary of defense on military matters. Their deputy is the vice chairman of the Joint Chiefs of Staff . Other members include the chief of staff of the Army , commandant of the Marine Corps , chief of naval operations , chief of staff of the Air Force , chief of space operations , and
1425-521: Is now one of the eight uniformed services of the United States. Should it be called into active duty again, it would constitute a seventh branch of the Armed Forces. The United States Space Force was established as an independent service on 20 December 2019. It is the sixth branch of the U.S. military and the first new branch in 72 years. The origin of the Space Force can be traced back to
1520-661: Is the case in the National Guard, a state must meet specific requirements such as having a set percentage of its members in the federal reserves. 10 U.S.C. § 7851 . National Guard units can be mobilized for federal active duty to supplement regular armed forces during times of war or national emergency declared by Congress, the President or the Secretary of Defense . They can also be activated for service in their respective states upon declaration of
1615-527: Is the world's 12th-largest maritime force. The history of the U.S. Armed Forces dates back to 14 June 1775, with the creation of the Continental Army , even before the Declaration of Independence marked the establishment of the United States. The Continental Navy , established on 13 October 1775, and Continental Marines , established on 10 November 1775, were created in close succession by
1710-555: Is unique in that it is a military branch specializing in maritime operations and also a law enforcement agency. The United States Army (USA) is the United States Armed Forces' land force and is the largest and oldest service. Originally established in 1775 as the Continental Army , it consists of one million soldiers across the Regular Army, Army Reserve , and Army National Guard . The Army serves as
1805-723: The 10th Mountain Division , 11th Airborne Division , 25th Infantry Division , 82nd Airborne Division , 101st Airborne Division , and 173rd Airborne Brigade have a cavalry squadron equipped with the Joint Light Tactical Vehicle . The Field Artillery's mission is to destroy, suppress or neutralize the enemy by cannon, rocket or missile fire. Rocket systems include the M142 HIMARS and M270 multiple launch rocket system , which are corps-level assets found in field artillery brigades. Towed artillery includes
1900-523: The 11th Airborne Division , 82nd Airborne Division , and 173rd Airborne Brigade are capable of airborne operations, in cooperation with the U.S. Air Force's transport aircraft. Finally, Infantry Brigade Combat Teams assigned to the 10th Mountain Division specialize in mountain warfare . Standard Infantry Brigade Combat Teams are assigned to the 25th Infantry Division , which offers additional training in jungle warfare . Armored Brigade Combat Teams comprise mechanized infantry battalions mounted in
1995-400: The 4th Infantry Division . Each Armored Brigade Combat Team also possesses a cavalry squadron equipped with M2 Bradleys for scouting and security. Stryker Brigade Combat Teams from the 2nd Infantry Division , 4th Infantry Division , 11th Airborne Division , 2nd Cavalry Regiment , and 3rd Cavalry Regiment have a cavalry squadron equipped with Strykers . Infantry Brigade Combat Teams from
SECTION 20
#17327725231322090-524: The 75th Ranger Regiment are an elite special operations infantry force in the United States Army Special Operations Command , specializing in air assault and airborne infiltration methods. The three primary missions of the 75th Ranger Regiment are special operations raids , forcible entry operations, such as an airfield seizure to enable the Air Force to bring in more forces, and special reconnaissance . As
2185-788: The Adjutants General Association of the United States (AGAUS) which strives to enhance both state and national military security. A professional military guard organization, the National Guard Association of the United States serves to lobby both Congress and the Executive branch about common needs of the Guard as a whole and also provide support to members of the National Guard. Each adjutant general commands their state's Army and Air National Guard units which are not on federal active duty. When
2280-749: The Air Force Space Command , which was formed 1 September 1982 and was a major command of the United States Air Force. The U.S. Congressional Research Office annually publishes a List of Notable Deployments of U.S. Military Forces Overseas since 1798. Presidential command over the U.S. Armed Forces is established in Article II in the Constitution whereby the president is named as the " Commander in Chief of
2375-546: The American Revolutionary War , the U.S. Armed Forces have played a decisive role in the country's history . They helped forge a sense of national unity and identity through victories in the early-19th-century First and Second Barbary Wars . They played a critical role in the territorial evolution of the U.S. , including the American Civil War . The National Security Act of 1947 created
2470-525: The Army National Guard and the Air National Guard , respectively. Colonial militias were formed during the British colonization of the Americas from the 17th century onward. The first colony-wide militia was formed by Massachusetts in 1636 by merging small, older local units, and several National Guard units can be traced back to this militia. The various colonial militias became state militias when
2565-465: The Committee on the Militia , sponsored the 1903 Dick Act towards the end of the 57th U.S. Congress . Under this legislation, passed 21 January 1903, the organized militia of the states were given federal funding and required to conform to Regular Army organization within five years. The act also required National Guard units to attend twenty four drills and five days annual training a year, and, for
2660-480: The Department of the Navy , which is a military department under the leadership of the secretary of the Navy and the under secretary of the Navy . The U.S. Marine Corps itself is led by the commandant of the Marine Corps and the assistant commandant of the Marine Corps , both generals who are advised by the sergeant major of the Marine Corps . The Marine Corps statutory mission is outlined in 10 U.S.C. § 5063 and as originally introduced under
2755-690: The FIM-92 Stinger man-portable air-defense system , AN/TWQ-1 Avenger for short range air defense , and the counter rocket, artillery, and mortar 20mm gun system. The Iron Dome provides air defense against rockets, artillery, mortars, missiles, and unmanned aerial vehicles. The MIM-104 Patriot is capable of defeating a wide range of threats including aircraft, helicopters, UAVs, ballistic and cruise missiles, and Weapons of Mass Destruction. The Terminal High Altitude Area Defense protects strategic critical assets by conducting long-range endo-and-exo-atmospheric engagements of ballistic missiles using
2850-975: The Guam Air National Guard . Both the Army National Guard and Air National Guard are expected to adhere to the same moral and physical standards as their "full-time" active duty and "part-time" reserve federal counterparts. The same ranks and insignia of the U.S. Army and U.S. Air Force are used by the Army National Guard and the Air National Guard, respectively, and National Guard members are eligible to receive all United States military awards . The respective state National Guards also bestow state awards for services rendered both at home and abroad. Under Army and Air Force regulations, these awards may be worn while in state, but not federal, duty status. Regular Army and Army Reserve soldiers are also authorized to accept these awards, but are not authorized to wear them. Many states also maintain their own state defense forces . Although not federal entities like
2945-620: The M119 howitzer in infantry brigade combat teams and the M777 howitzer found in both infantry and Stryker brigade combat teams. The M109 self-propelled howitzer is utilized in armored brigade combat teams. During the Cold War, Army field artillery was responsible for the service's ballistic missile programs, including the PGM-11 Redstone , which was the first large ballistic missile in
State adjutant general - Misplaced Pages Continue
3040-671: The M2 Bradley infantry fighting vehicle . Divisions with Armored Brigade Combat Teams include the 1st Infantry Division , 3rd Infantry Division , 4th Infantry Division , 1st Armored Division , and 1st Cavalry Division . Stryker Brigade Combat Teams are centered around Stryker infantry battalions operating out of the Stryker . Divisions with Stryker Brigade Combat Teams include the 2nd Infantry Division , 4th Infantry Division , 11th Airborne Division , 2nd Cavalry Regiment , and 3rd Cavalry Regiment . United States Army Rangers with
3135-712: The MQ-1C Gray Eagle drone. A specialized unit within Army Aviation, the 160th Special Operations Aviation Regiment (Airborne) serves as a special operations unit and operates modified variants of the MH-60 Black Hawk, MH-47 Chinook, and the MH-6 Little Bird . The U.S. Army is organized into four major Army Commands, nine Army Service Component Commands which serve as the Army component and joint force land component commanders for
3230-475: The Marine Corps Reserve . The Marine Corps maintains a very close relationship with the U.S. Navy, its sister service in the Department of the Navy. Although the Marine Corps has previously operated as an independent land force alongside the Army, its primary purpose is to serve as part of a unified naval service alongside the Navy in the maritime domain. The U.S. Marine Corps is organized under
3325-608: The Massachusetts Bay Colony's General Court , the colony's militia was organized into three permanent regiments to better defend the colony. Today, the descendants of these first regiments - the 181st Infantry , the 182nd Infantry , the 101st Field Artillery , and the 101st Engineer Battalion of the Massachusetts Army National Guard – share the distinction of being the oldest units in the U.S. military. December 13, 1636, thus marks
3420-658: The Militia Act of 1903 . They were now subject to an increasing amount of federal control, including having arms and accoutrements supplied by the central government, federal funding, and numerous closer ties to the Regular Army. Proposals for the establishment of a National Guard component for the United States Space Force has existed for years, even as early as 2018. A report by the Congressional Budget Office indicated that
3515-702: The National Defense Act of 1916 , which required the use of the term "National Guard" for the state militias and further regulated them. Congress also authorized the states to maintain Home Guards , which were reserve forces outside the National Guards deployed by the federal government. In 1933, with the passage of the National Guard Mobilization Act, Congress finalized the split between the National Guard and
3610-738: The Second Continental Congress in order to defend the new nation against the British Empire in the American Revolutionary War . These forces demobilized in 1784 after the Treaty of Paris ended the Revolutionary War. The Congress of the Confederation created the current United States Army on 3 June 1784. The United States Congress created the current United States Navy on 27 March 1794 and
3705-402: The Secretary of the Army . In 1956, Congress finally revised the law and authorized "State defense forces" permanently under Title 32, Section 109, of the United States Code. Although there are no Naval or Marine Corps components of the National Guard of the United States, there is a Naval Militia authorized under federal law. 10 U.S.C. § 8901 . Like the soldiers and airmen in
3800-537: The U.S. Air Force when activated for federal missions. It is a military reserve force composed of National Guard military members or units of each state and the territories of Guam , the Virgin Islands , Puerto Rico , and the District of Columbia , for a total of 54 separate organizations. It is officially created under Congress's Article 1 Section 8 ability to "raise and support armies". All members of
3895-595: The United States Virgin Islands , the adjutant general is appointed by the governor . The exceptions are Vermont , where the adjutant general is appointed by a vote of the Vermont General Assembly , and the District of Columbia , where a commanding general is appointed by the President of the United States of America . Until 2016, South Carolina chose its adjutant general in statewide general elections, but after passage of
State adjutant general - Misplaced Pages Continue
3990-481: The chief of the National Guard Bureau . The commandant of the Coast Guard is not an official member of the Joint Chiefs, but sometimes attends meetings as one of the military service chiefs. The senior enlisted advisor to the chairman is the most senior enlisted member in the United States Armed Forces. Leadership of the Armed Forces, to include the president of the United States, the secretary of defense ,
4085-533: The deputy secretary of defense , deputy secretary of homeland security , and vice chairman of the Joint Chiefs of Staff . Military leadership, including the secretary of defense, the secretary of Homeland Security, and chairman of the Joint Chiefs of Staff also sit on the National Space Council . Unified combatant commands are joint military commands consisting of forces from multiple military departments, with their chain of command flowing from
4180-603: The joint force land component , Navy components are typically dual-hatted as the joint force maritime component , and Air Force components are typically dual-hatted as the joint force air component , with the theater special operations command dual-hatted as the joint force special operations component, and Space Force component typically dual-hatted as the joint force space component. Combat support agencies are Department of Defense agencies with combat support missions that service operating forces planning or conducting military operations. This includes support during conflict or in
4275-615: The military forces of the United States . The armed forces consist of six service branches : the Army , Marine Corps , Navy , Air Force , Space Force , and Coast Guard . All six armed services are among the eight uniformed services of the United States , along with the U.S. Public Health Service Commissioned Corps and the NOAA Commissioned Officer Corps . Each of the different military services
4370-462: The secretary of Homeland Security and chairman of the Joint Chiefs of Staff are members of the United States National Security Council , which advises the president on national security, military, and foreign policy matters. The national security advisor , the homeland security advisor , and the deputy national security advisor may also be members of the United States Armed Forces. The National Security Council Deputies Committee also includes
4465-410: The sergeant major of the Army . The Army's primary responsibility is to conduct prompt and sustained land combat as part of the joint force. Army landpower focuses on destroying an enemy's armed forces, occupying its territory, and breaking the will of an adversary. The five core competencies of the Army are: The thirteen specified functions of the Army are: The Infantry Branch forms the core of
4560-399: The unified combatant commands , and thirteen direct reporting units. The United States Marine Corps (USMC) serves as the U.S. Armed Forces' naval land force, responsible for executing amphibious warfare and operating in the maritime littorals in support of the U.S. Navy. Originally established in 1775 as the Continental Marines , the Marine Corps consists of the Regular Marine Corps and
4655-434: The Air Force through its Air and Missile Defense Commands and the Space Force through Army Space and Missile Defense Command, given their shared missile defense and space roles. In 1962, Air Defense Artillery achieved the first intercept of a ballistic missile with a nuclear-tipped Nike Zeus and operated the Nike Zeus as an anti-satellite weapon after completing a successful intercept in 1963. Army Aviation, distinct from
4750-416: The Armed Forces principal land service, responsible for conducting land warfare operations. The U.S. Army is organized under the Department of the Army , which is a military department under the leadership of the secretary of the Army and under secretary of the Army . The U.S. Army itself is led by the chief of staff of the Army and vice chief of staff of the Army , both generals who are advised by
4845-524: The Army and Air Force under the Department of Defense . The National Guard Bureau provides a communication channel for state National Guards to the DoD. The National Guard Bureau also provides policies and requirements for training and funds for state Army National Guard and state Air National Guard units, the allocation of federal funds to the Army National Guard and the Air National Guard, and other administrative responsibilities prescribed under 10 U.S.C. § 10503 . The National Guard Bureau
SECTION 50
#17327725231324940-460: The Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States." The United States Armed Forces are split between two cabinet departments, with the Department of Defense serving as the primary cabinet department for military affairs and the Department of Homeland Security responsible for administering the United States Coast Guard . The military chain of command flows from
5035-430: The Army's structure. The National Guard of the several states, territories, and the District of Columbia serves as part of the first line of defense for the United States. The state National Guard is organized into units stationed in each of the 50 states, three territories, and the District of Columbia, and operates under their respective state or territorial governor , except in the instance of Washington, D.C. , where
5130-419: The Constitution recognized the existing state militias, and gave them vital roles to fill: "to execute the Laws of the Union, suppress Insurrections and repel Invasion." (Article I, Section 8, Clause 15). The Constitution distinguished "militias," which were state entities, from "Troops," which were unlawful for states to maintain without Congressional approval. (Article I, Section 10, Clause 3). Under current law,
5225-572: The Department of Defense's military departments. The United States Coast Guard is nominally under the Department of Homeland Security , but may be transferred to the Department of Defense's Department of the Navy (which is the civilian entity that oversees the coequal U.S. Marine Corps and U.S. Navy) at the direction of the President or Congress. With the exception of the Coast Guard, the military services only organize, train, and equip forces. The unified combatant commands are responsible for operational control of non-service retained forces. Each of
5320-562: The Guard's federally assigned aircraft, vehicles and other equipment so long as the federal government is reimbursed for the use of fungible equipment and supplies such as fuel, food stocks, etc. This is the authority under which governors activate and deploy National Guard forces in response to natural disasters. It is also the authority under which governors deploy National Guard forces in response to human-made emergencies such as riots and civil unrest, or terrorist attacks. United States Armed Forces The United States Armed Forces are
5415-411: The National Guard are also members of the organized militia of the United States as defined by 10 U.S.C. § 246 . National Guard units are under the dual control of state governments and the federal government. The majority of National Guard soldiers and airmen hold a civilian job full-time while serving part-time as a National Guard member. These part-time guardsmen are augmented by
5510-721: The National Guard of the United States, members of the Naval Militia are authorized federal appointments or enlistments at the discretion of the Secretary of the Navy . 10 U.S.C. § 7852 . To receive federal funding and equipment, a state naval militia must be composed of at least 95% of Navy, Coast Guard, or Marine Corps Reservists. As such, some states maintain such units. Some states also maintain naval components of their State Defense Force. Recently, Alaska , California, New Jersey , New York, South Carolina , Texas and Ohio have had or currently maintain naval militias . Other states have laws authorizing them but do not currently have them organized. To receive federal funding, as
5605-435: The National Guard of the United States, these forces are components of the state militias like the individual state National Guards. These forces were created by Congress in 1917 as a result of the state National Guards' being deployed and were known as Home Guards. In 1940, with the onset of World War II and as a result of its federalizing the National Guard, Congress amended the National Defense Act of 1916 , and authorized
5700-407: The National Guard operates under the President of the United States or their designee. The governors exercise control through the state adjutants general . Governors may call up the National Guard for active duty to help respond to domestic emergencies and disasters, such as hurricanes, floods, and earthquakes. The National Guard is administered by the National Guard Bureau , a joint activity of
5795-441: The National Guard. He is responsible for ensuring that the more than half a million Army and Air National Guard personnel are accessible, capable, and ready to protect the homeland and to provide combat resources to the Army and the Air Force. He is appointed by the President in his capacity as Commander in Chief . The respective state National Guards are authorized by the Constitution of the United States . As originally drafted,
SECTION 60
#17327725231325890-403: The Officers, and the Authority of training the Militia according to the discipline prescribed by Congress" (clause 16). The President of the United States is the commander-in-chief of the state militias "when called into the actual Service of the United States." (Article II, Section 2). The traditional state militias were redefined and recreated as the "organized militia"—the National Guard, via
5985-443: The President of the United States to the secretary of defense (for services under the Defense Department) or secretary of homeland security (for services under the Department of Homeland Security), ensuring civilian control of the military . Within the Department of Defense, the military departments ( Department of the Army , United States Department of the Navy , and Department of the Air Force ) are civilian led entities that oversee
6080-424: The U.S. Air Force and its predecessors, began as part of the field artillery in 1942. Small spotter planes were used to spot for artillery and naval bombardment, as well as to perform observation. These few aircraft formed the core of Army Aviation once the U.S. Air Force gained independence. In 1983, the Army created the Aviation Branch, for the first time since the Air Force's independence consolidating aviation under
6175-528: The U.S. arsenal, the MGM-31 Pershing , and the Pershing II . In 2023, the Army is intending to field the Long-Range Hypersonic Weapon and has reestablished larger artillery formations like the 56th Artillery Command . The Air Defense Artillery is responsible for defending geopolitical assets and providing maneuver forces with the freedom to move on the battlefield by deterring the enemy and destroying aerial threats, missile attacks, and surveillance platforms. Weapons employed by Air Defense Artillery include
6270-494: The United States became independent. The title "National Guard" was used in 1824 by some New York State militia units, named after the French National Guard in honor of the Marquis de Lafayette . "National Guard" became a standard nationwide militia title in 1903, and has specifically indicated reserve forces under mixed state and federal control since 1933. On December 13, 1636, the first militia regiments in North America were organized in Massachusetts. Based upon an order of
6365-411: The United States commands the District of Columbia National Guard, though this command is routinely delegated to the Commanding General of the DC National Guard. States are free to employ their National Guard forces under state control for state purposes and at state expense as provided in the state's constitution and statutes. In doing so, governors, as commanders-in-chief, can directly access and utilize
6460-421: The United States is the United States Armed Forces' commander-in-chief . The United States Coast Guard traces its origin to the formation of the Revenue Cutter Service on 4 August 1790, which merged with the United States Life-Saving Service on 28 January 1915 to establish the Coast Guard. The United States Air Force was established as an independent service on 18 September 1947; it traces its origin to
6555-405: The United States maintained only a minimal army and relied on state militias, directly related to the earlier Colonial militias to supply the majority of its troops. As a result of the Spanish–American War , Congress was called upon to reform and regulate state militias' training and qualification. U.S. Senator Charles W. F. Dick , a Major General in the Ohio National Guard and the chair of
6650-482: The armed forces and forms military policy with the DoD and Department of Homeland Security (DHS), both federal executive departments , acting as the principal organs by which military policy is carried out. The U.S. Armed Forces are one of the world's largest military forces in terms of personnel. They draw their personnel from a large pool of professional volunteers . The U.S. has used military conscription , but not since 1973. The Selective Service System retains
6745-454: The beginning of the organized militia, and the birth of the National Guard's oldest organized units is symbolic of the founding of all the state, territory, and District of Columbia militias that collectively make up today's National Guard. Previous to this, unregulated militias were mustered sporadically in Spanish and English colonies. On September 16, 1565, in the newly established Spanish town of St. Augustine , militia were assigned to guard
6840-410: The coequal military service branches organized within each department. The military departments and services are responsible for organizing, training, and equipping forces, with the actual chain of command flowing through the unified combatant commands . The Joint Chiefs of Staff , although outside the operational chain of command, is the senior-most military body in the United States Armed Forces. It
6935-609: The conduct of other military activities related to countering threats to U.S. national security. This mission is focused on providing support to echelons at the CCMD level and below and may not encompass the full scope of the CSA's mission. The United States Armed Forces is composed of six coequal military service branches. Five of the branches, the United States Army , United States Marine Corps , United States Navy , United States Air Force , and United States Space Force , are organized under
7030-400: The cost of the creation of a larger Space National Guard, which would be ~33% of the Space Force, calculating that the annual operating cost would be $ 385 million to $ 490 million per year. However, several states already have existing National Guard space operations, including Alaska , California , Colorado , Florida , New York , Arkansas , and Ohio ; there is also a space component in
7125-512: The creation of a Space National Guard, as proposed by the National Guard Bureau, would cost an additional $ 100 million per year in operations and support costs, with a onetime cost of $ 20 million in the construction of new facilities. This report directly contradicted the statement by the National Guard Bureau that a Space National Guard would only have a onetime cost at creation, and then be cost-neutral. The report also analyzed
7220-475: The current United States Marine Corps on 11 July 1798. All three services trace their origins to their respective Continental predecessors. The 1787 adoption of the Constitution gave Congress the power to "raise and support armies," to "provide and maintain a navy", and to "make rules for the government and regulation of the land and naval forces", as well as the power to declare war . The President of
7315-401: The different military services is assigned a role and domain. The U.S. Army conducts land operations, while the U.S. Navy and U.S. Marine Corps conduct maritime operations, with the Marine Corps specializing in amphibious and maritime littoral operations in support of the Navy. The U.S. Air Force conducts air operations, while the U.S. Space Force conducts space operations. The U.S. Coast Guard
7410-830: The expedition's supplies while their leader, Pedro Menéndez de Avilés , took the regular troops north to attack the French settlement at Fort Caroline on the St. Johns River . This Spanish militia tradition and the tradition that was established in England's North American colonies provided the basic nucleus for Colonial defense in the New World. The militia tradition continued with the New World's first permanent English settlements. Jamestown Colony (established in 1607) and Plymouth Colony (established in 1620) both had militia forces, which initially consisted of every able-bodied adult male. By
7505-479: The first time, provided for pay for annual training. In return for the increased federal funding which the act made available, militia units were subject to inspection by Regular Army officers, and had to meet certain standards. It required the states to divide their militias into two sections. The law recommended the title "National Guard" for the first section, known as the organized militia, and "Reserve Militia" for all others. During World War I , Congress passed
7600-453: The force around the world, including around 800 military bases outside the U.S. The U.S. Air Force is the world's largest air force, followed by the U.S. Army Aviation Branch . The U.S. Naval Air Forces is the fourth-largest air arm in the world and is the largest naval aviation service, while U.S. Marine Corps Aviation is the world's seventh-largest air arm. The U.S. Navy is the world's largest navy by tonnage . The U.S. Coast Guard
7695-609: The formation of the Aeronautical Division, U.S. Signal Corps , which was formed 1 August 1907 and was part of the Army Air Forces before being recognized as an independent service in the National Security Act of 1947. The United States Public Health Service Commissioned Corps was formerly considered to be a branch of the United States Armed Forces from 29 July 1945 until 3 July 1952, and
7790-457: The mid-1600s every town had at least one militia company (usually commanded by an officer with the rank of captain), and the militia companies of a county formed a regiment (usually commanded by an officer with the rank of major in the 1600s or a colonel in the 1700s). The first federal laws regulating the militia were the Militia acts of 1792 . From the nation's founding through the early 1900s,
7885-550: The modern U.S. military framework, establishing the National Military Establishment (later the Department of Defense or DoD) headed by the secretary of defense and creating both the U.S. Air Force and National Security Council ; in 1949, an amendment to the act merged the cabinet-level departments of the Army, Navy, and Air Force into the DoD. The president of the U.S. is the commander-in-chief of
7980-685: The most versatile special operations force in the entire world, operating as a multi-purpose force since 1952. The Armor Branch traces its history back to the United States Cavalry and are responsible for tank and cavalry reconnaissance operations. The U.S. Army fields the M1 Abrams main battle tank in Armored Battalions as part of Armored Brigade Combat Teams across the 1st Armored Division , 1st Cavalry Division , 1st Infantry Division , 3rd Infantry Division , and
8075-669: The power to conscript males, requiring the registration of all male citizens and residents of the U.S. between the ages of 18 and 25. The U.S. Armed Forces are considered the world's most powerful military, especially since the end of the Cold War . The military expenditure of the U.S. was US$ 916 billion in 2023, the highest in the world, accounting for 37% of the world's defense expenditures . The U.S. Armed Forces has significant capabilities in both defense and power projection due to its large budget, resulting in advanced and powerful technologies which enable widespread deployment of
8170-438: The president, to the secretary of defense, to the commanders of the combatant commands. Each service organizes, trains, and equips forces that are then presented to the unified combatant commands through service component commands. Special Operations Command and Cyber Command also present theater special operations commands or joint force headquarters – cyber to other combatant commanders. Army components are typically dual-hatted as
8265-677: The respective state National Guards and the State Defense Forces are authorized by Congress to the states and are referred to as "troops." 32 U.S.C. § 109 . Although originally state entities, the Constitutional "Militia of the Several States" were not entirely independent because they could be federalized. According to Article I, Section 8; Clause 15, the United States Congress
8360-413: The responsibility for overseeing homeland security . In other states, this responsibility may be assigned to the state's law enforcement agency instead. Some states place their veteran's affairs organization in the state's military department under the oversight of the state adjutant general. Other states have an independent veteran's affairs department. Each adjutant general is the senior officer in
8455-780: The service's land combat power. U.S. Army infantry are generally equipped with the M4 carbine and M249 light machine gun , which will be replaced by the XM7 rifle and XM250 . Infantry is a core part of the Army's Brigade Combat Teams . The most numerous variant, the Infantry Brigade Combat Team, comprises light infantry battalions who fight on foot. Infantry Brigade Combat Teams of the 82nd Airborne Division are air assault capable, with infantry soldiers being transported by U.S. Army Aviation UH-60 Black Hawk and CH-47 Chinook helicopters. Infantry Brigade Combat Teams of
8550-497: The state's emergency management organization. These groups are non-military organizations but have a close working relationship with the state's National Guard and any state defense forces. They are the state level agency that works directly with the Federal Emergency Management Agency in preparing for, responding to, and recovering from disasters. Some states have assigned their adjutant general
8645-414: The state's military structure. Many hold federal rank as active duty general officers, but others may for a variety of reasons, including mandatory federal military retirement age, only hold general officer rank from their state. United States National Guard The National Guard is a state-based military force that becomes part of the U.S. military's reserve components of the U.S. Army and
8740-637: The states to maintain "military forces other than National Guard." This law authorized the War Department to train and arm the new military forces that became known as State Guards. In 1950, with the outbreak of the Korean War and at the urging of the National Guard, Congress reauthorized the separate state military forces for a time period of two years. These state military forces were authorized military training at federal expense, and "arms, ammunition, clothing, and equipment," as deemed necessary by
8835-452: The traditional state militias by mandating that all federally funded soldiers take a dual enlistment/commission and thus enter both the state National Guard and the National Guard of the United States, a newly created federal reserve force. The National Defense Act of 1947 created the Air Force as a separate branch of the Armed Forces and concurrently created the Air National Guard of the United States as one of its reserve components, mirroring
8930-462: The use and care of federal assets under the state's control. The National Guard Bureau (NGB) in the Department of Defense provides a centralized administrative, funding, and procurement process to support the states' military departments. The Chief of the National Guard Bureau also provides input as a member of the Joint Chiefs of Staff on national military activities as they relate to the National Guard. The 54 adjutants general collectively form
9025-506: The world's largest air-transportable X-band radar. The Ground-Based Midcourse Defense is an anti-ballistic missile system operated by Army Space and Missile Defense Command to defend the United States homeland against an intercontinental ballistic missile attack. Major Air Defense Artillery units include the 32nd Army Air and Missile Defense Command and Army Space and Missile Defense Command's 100th Missile Defense Brigade . Air Defense Artillery has an extremely close relationship with
#131868