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88-492: The headworks of the project is Sharada Barrage, which was constructed in 1928 by the British-Indian government. The main canal of the project was constructed in 1975 with command area of 3,400. In 1976, International Development Association agreed for financing the project and an agreement was signed on September 29, 1980, with an implementation period of 5 years. The first Stage was completed in 1988. The second stage,

176-633: A bloody fight known as the Siege of Delhi . The city came under the direct control of the British Government in 1858. It was made a district province of the Punjab . In 1911, it was announced that the capital of British-held territories in India was to be transferred from Calcutta to Delhi. This formally transferred on 12 December 1911. The name "New Delhi" was given in 1927, and the new capital

264-578: A city on a knoll on the banks of the river Yamuna. According to art historian Catherine B. Asher, the topographical description of the Mahabharata matches the area of Purana Qila , a 14th-century CE fort of the Delhi sultanate , but the analogy does not go much further. Whereas the Mahabharata speaks of a beautifully decorated city with surrounding fortifications, the excavations have yielded "uneven findings of painted grey pottery characteristic of

352-548: A combination of elevated, at-grade, and underground lines, and uses both broad gauge and standard gauge rolling stock. Four types of rolling stock are used: Mitsubishi–ROTEM Broad gauge, Bombardier MOVIA, Mitsubishi–ROTEM Standard gauge, and CAF Beasain Standard gauge. The Phase-I of Delhi Metro was built for US$ 2.3 billion and the Phase-II was expected to cost an additional ₹ 216 billion (US$ 2.6 billion). Phase-II has

440-610: A first-level administrative division, the National Capital Territory of Delhi has its own Legislative Assembly , Lieutenant Governor , the council of ministers, and Chief Minister . Members of the legislative assembly are directly elected from territorial constituencies in the NCT. The legislative assembly was abolished in 1956, after which direct federal control was implemented until it was re-established in 1993. The municipal corporation handles civic administration for

528-531: A sacred river in Hinduism , is the only major river flowing through Delhi. The Hindon River separates Ghaziabad from the eastern part of Delhi. The Delhi ridge originates from the Aravalli Range in the south and encircles the west, northeast, and northwest parts of the city. It reaches a height of 318 m (1,043 ft) and is a dominant feature of the region. In addition to the wetlands formed by

616-728: A sixteen-year hiatus during the reigns of Sher Shah Suri and Hemu from 1540 to 1556. Shah Jahan built the seventh city of Delhi that bears his name Shahjahanabad , which served as the capital of the Mughal Empire from 1638 and is today known as the Old City or Old Delhi . After the death of Aurangzeb in 1707, the Mughal Empire's influence declined rapidly as the Hindu Maratha Empire from Deccan Plateau rose to prominence. In 1737, Maratha forces led by Baji Rao I sacked Delhi following their victory against

704-567: A total length of 348.12 kilometres (216.31 mi). The system has a mix of underground, at-grade, and elevated stations using both broad-gauge and standard-gauge . All stations have escalators, lifts, and tactile tiles to guide the visually impaired from station entrances to trains. There are 18 designated parking sites at the Metro stations. In March 2010, DMRC partnered with Google India (through Google Transit) to provide train schedule and route information to mobile devices with Google Maps. It has

792-508: Is 963 MGD. The shortfall is met by private and public tube wells and hand pumps . At 240 MGD, the Bhakra storage is DJB's largest water source, followed by the Yamuna and Ganges rivers. Delhi's groundwater level is falling and its population density is increasing, so residents often encounter acute water shortage. Research on Delhi suggests that up to half of the city's water use

880-478: Is a major bus service provider which operates the world's largest fleet of CNG-fuelled buses. In addition, cluster scheme buses are operated by Delhi Integrated Multi-Modal Transit System (DIMTS) with the participation of private concessionaires and DTC. In December 2017, the DTC and cluster buses carried over 4.19 million passengers per day. Kashmiri Gate ISBT , Anand Vihar ISBT and Sarai Kale Khan ISBT are

968-593: Is a major junction in the Indian railway network and is the headquarters of the Northern Railway . The main railway stations are New Delhi , Old Delhi , Hazrat Nizamuddin , Anand Vihar , Delhi Sarai Rohilla and Delhi Cantt . The Delhi Metro , a mass rapid transit system built and operated by Delhi Metro Rail Corporation (DMRC), serves many parts of Delhi and the neighbouring cities Ghaziabad , Faridabad , Gurgaon and Noida . As of December 2021 ,

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1056-429: Is bordered on its northern, western, and southern sides by the state of Haryana and to the east by that of Uttar Pradesh (UP). Two prominent features of the geography of Delhi are the Yamuna flood plains and the Delhi ridge . The Yamuna River was the historical boundary between Punjab and UP, and its flood plains provide fertile alluvial soil suitable for agriculture but, are prone to recurrent floods. The Yamuna,

1144-571: Is generally moderate (101–200) level between January and September, and then it drastically deteriorates to Very Poor (301–400), Severe (401–500) or Hazardous (500+) levels in three months between October and December, due to various factors including stubble burning (a type of biomass burning ), fire crackers burning during Diwali and cold weather. During 2013–14, peak levels of fine particulate matter (PM) increased by about 44%, primarily due to high vehicular and industrial emissions, construction work and crop burning in adjoining states. It has

1232-640: Is included in India's seismic zone-IV , indicating its vulnerability to major earthquakes. Delhi features a dry winter humid subtropical climate ( Köppen Cwa ) bordering a hot semi-arid climate ( Köppen BSh ). The warm season lasts from 21 March to 15 June with an average daily high temperature above 39 °C (102 °F). The hottest day of the year is usually witnessed between 26 and 30 May, with an average high of 42 °C (108 °F) and low of 27 °C (81 °F). The cold season lasts from 26 November to 9 February with an average daily high temperature below 20 °C (68 °F). The coldest day of

1320-554: Is lobbying "against the report" because it is "inconvenient" to the automobile industry. Environmentalists have also criticised the Delhi government for not doing enough to curb air pollution and to inform people about air quality issues. In 2014, an environmental panel appealed to India's Supreme Court to impose a 30% cess on diesel cars, but till date no action has been taken to penalise the automobile industry. Most of Delhi's residents are unaware of alarming levels of air pollution in

1408-525: Is referred to as the Sarada Treaty . In the treaty, Nepal government agreed to give 4093.88 acres of land on the eastern banks of Mahakali river for the construction. In exchange, Nepal received an equal are of forest land from the British Indian government. In addition, the British Indian government also agreed to give NPR 50,000, a supply of 4.25 m/s out of annual flow of 650 m /s during

1496-513: Is the highest in the Delhi before Supreme Court. The High Court of Delhi just like the apex court and other High Courts in India is the Court of record. Delhi is also home to various District Court according to jurisdictions. Delhi have Currently seven District Courts namely Tis Hazari Court Complex, Karkardooma Court Complex, Patiala House Court Complex, Rohini Court Complex, Dwarka Courts Complex, Saket Court Complex, and Rouse Avenue Court Apart from

1584-635: Is the original name for the city while others believe the name could be a corruption of the Hindustani words dehleez or dehali —both terms meaning "threshold" or "gateway"—and symbolic of the city as a gateway to the Gangetic Plain . The people of Delhi are referred to as Delhiites or Dilliwalas . The city is referenced in various idioms of the Northern Indo-Aryan languages . Examples include: The form Delhi , spelled in

1672-402: Is unofficial groundwater. In Delhi, daily domestic solid waste production is 8000  tonnes which is dumped at three landfill locations by MCD. The daily domestic waste water production is 470 MGD and industrial waste water is 70 MGD. A large portion of the sewage flows untreated into the Yamuna river. The city's electricity consumption is about 1,265 kWh per capita but

1760-558: The Chief Commissioner's Province of Delhi . The Constitution (Sixty-ninth Amendment) Act, 1991 declared the Union Territory of Delhi to be formally known as the National Capital Territory of Delhi. The Act gave Delhi its legislative assembly along Civil lines, though with limited powers. Delhi was the primary site in the nationwide anti-Sikh pogroms of 1984, which resulted in the death of around 2,800 people in

1848-633: The Delhi Transport Corporation , the highest in India and the third highest in the world after Shenzhen and Santiago . Personal vehicles, especially cars also form a major chunk of vehicles plying on Delhi roads. As of 2007 , private vehicles account for 30% of the total demand for transport. Delhi has the highest number of registered cars compared to any other metropolitan city in India. Taxis, auto rickshaws, and cycle rickshaws also ply on Delhi roads in large numbers. As of 2008 ,

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1936-635: The Lal Kot and several temples in 1052 CE. The Chauhan Rajputs under Vigraharaja IV conquered Lal Kot in the mid-12th century and renamed it Qila Rai Pithora . Prithviraj Chauhan was defeated in 1192 by Muhammad Ghori in the second battle of Tarain . Qutb-ud-din Aibak , was given the responsibility of governing the conquered territories of India after Ghori returned to his capital, Ghor . When Ghori died without an heir in 1206 CE, Qutb-ud-din assumed control of Ghori's Indian possessions and laid

2024-599: The Latin script with the h following the l , originated under colonial rule and is an alternation of the spelling based on the Urdu name of the city ( دہلی , Dehli ). Traditionally seven cities have been associated with the region of Delhi. The earliest, Indraprastha , is part of a literary description in the Sanskrit epic Mahabharata (composed c. 400 BCE to 300 CE but describing an earlier time ) which situates

2112-570: The World Health Organization (WHO), Delhi was the most polluted city in the world in 2014. In 2016, WHO downgraded Delhi to eleventh-worst in the urban air quality database. However, as recently as 2022, data from the WHO and IQAir, alongside comprehensive research, ranked Delhi as the fourth most polluted city globally. According to one estimate, air pollution causes the death of about 10,500 people every year. Air quality index

2200-405: The largest metropolitan area in India and the second-largest in the world (after Tokyo ). The topography of the medieval fort Purana Qila on the banks of the river Yamuna matches the literary description of the citadel Indraprastha in the Sanskrit epic Mahabharata ; however, excavations in the area have revealed no signs of an ancient built environment. From the early 13th century until

2288-423: The second-highest GDP per capita in India (after Goa ). Although a union territory , the political administration of the NCT of Delhi today more closely resembles that of a state of India , with its own legislature, high court and an executive council of ministers headed by a chief minister . New Delhi is jointly administered by the union government of India and the local government of Delhi , and serves as

2376-734: The seven cities of Delhi . Delhi was a major centre of Sufism during this period. The Mamluk Sultanate (Delhi) was overthrown in 1290 by Jalal ud din Firuz Khalji (1290–1320). Under the second Khalji ruler, Ala-ud-din Khalji , the Delhi sultanate extended its control south of the Narmada River in the Deccan . The Delhi sultanate reached its greatest extent during the reign of Muhammad bin Tughluq (1325–1351). In an attempt to bring

2464-814: The 2.9 ha land India was getting. As required by Article 126 of the Constitution of Nepal , the Mahakali treaty was approved by a two-third majority of the joint upper and lower houses of Parliament . On 12 February 1996, the Mahakali treaty was signed by the Nepalese Prime Minister Sher Bahadur Deuba and the Indian Prime Minister P. V. Narasimha Rao in Delhi and ratified by the parliament with 2/3rd majority on 20 September 1996 in Nepal. The Treaty

2552-481: The 2011 census, Delhi's city proper population was over 11 million, while the NCT's population was about 16.8 million. Delhi's urban agglomeration, which includes the satellite cities Ghaziabad , Faridabad , Gurgaon , Noida , Greater Noida and YEIDA city located in an area known as the National Capital Region (NCR), has an estimated population of over 28 million, making it

2640-536: The Congress. However, that government was short-lived, collapsing only after 49 days. Delhi was then under President's rule until February 2015, after which AAP returned to power after a landslide victory, winning 67 out of the 70 seats in the Delhi Legislative Assembly . AAP holds power ever since. Delhi is the largest commercial center in northern India. As of 2016 recent estimates of

2728-636: The Delhi Metro, a suburban railway, the Delhi Suburban Railway exists. The Delhi Metro is a rapid transit system serving Delhi, Ghaziabad , Faridabad , Gurgaon and Noida in the National Capital Region of India. It is the world's tenth-largest metro system by length of lines. It was India's second modern public transportation system. The network consists of 10 colour-coded lines serving 255 stations with

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2816-491: The District Courts Delhi also have Consumer Courts, CBI Courts, Labour Courts, Revenue Courts, Army tribunals, electricity tribunals, Railway Tribunals, and other various tribunals situated according to appropriate jurisdictions. For policing purposes Delhi is divided into fifteen police districts which are further subdivided into 95 local police station zones. Delhi currently has 180 police stations. As

2904-747: The Mughals in the First Battle of Delhi. In 1739, the Mughal Empire lost the huge Battle of Karnal in less than three hours against the numerically outnumbered but militarily superior Persian army led by Nader Shah of Persia. After his invasion , he completely sacked and looted Delhi , carrying away immense wealth including the Peacock Throne , the Daria-i-Noor , and Koh-i-Noor . The Mughals, severely further weakened, could never overcome this crushing defeat and humiliation which also left

2992-499: The NCT of Delhi is made up of one division , 11 districts , 33 subdivisions , 59 census towns, and 300 villages. On the other way, the NCT of Delhi is divided into three municipalities. The boundaries of municipalities may be different from district boundaries: Between 13 January 2011 and 22 May 2022, MCD was divided into three municipal corporations: Delhi is home to the High Court of Delhi . The High Court of Delhi

3080-631: The Public Works Department (PWD) which is under the jurisdiction of the Government of Delhi while some are maintained by Delhi Development Authority and New Delhi Municipal Council which are under the jurisdiction of the Government of India . Roads and streets less than 60 ft (18 m) wide are maintained by the Municipal Corporation of Delhi . Roads and streets in unauthorised colonies are maintained by

3168-511: The Yamuna River, Delhi continues to retain over 500 ponds (wetlands < 5 ha (12 acres)), that in turn support a considerable number of bird species. Delhi's ponds, despite experiencing ecological deterioration due to garbage dumping and concretisation, support the largest number of bird species known to be using ponds anywhere in the world. Existing policy in Delhi prevents the conversion of wetlands and, quite inadvertently, has led to

3256-565: The actual demand is higher. In Delhi power distribution is managed by TPDDL and BSES Yamuna & BSES Rajdhani since 2002, transmission of power is done by Delhi Transco Limited and Powergrid , while generation of power is by IPGCL and PPCL . The city also imports a significant quantum of power from other states. The Delhi Fire Service runs 43 fire stations that attend about 15,000 fire and rescue calls per year. The state-owned MTNL and private enterprises such as Airtel , Vi , Jio , and provide telephone and cell phone services to

3344-486: The agreement, Nepal can draw 28.35 m3/s of flow from the Sharada Barrage during the wet season (from May 15 to October 15) and 4.25 m3/s in the dry season (from October 16 to May 14). The actual construction of the third stage was initiated by Nepal in 2006. The third stage comprises a 151 km long canal in Nepal side, of which 28.5-km section of the has been completed as of 2023. The starting part of canal near

3432-594: The attack, which caused a major diplomatic crisis between the two countries. There were further terrorist attacks in Delhi in 2005 and 2008 , resulting in a total of 92 deaths. In 2020, Delhi witnessed worst communal violence in decades. The riots, caused mainly by Hindu mobs attacking Muslims, 53 people were killed, two-thirds were Muslims, and the rest Hindus . Delhi is located in Northern India , at 28°37′N 77°14′E  /  28.61°N 77.23°E  / 28.61; 77.23 . The city

3520-549: The average maximum temperature during winters has declined notably since 1998 due to rising air pollution. India's Ministry of Earth Sciences published a research paper in October 2018 attributing almost 41% of PM2.5 air pollution in Delhi to vehicular emissions, 21.5% to dust/fire and 18% to industries. The director of Centre for Science and Environment (CSE) alleged that the Society of Indian Automobile Manufacturers (SIAM)

3608-468: The barrage, about 1 km long, lies inside the Indian border (in the land that was granted to British India during the treaty). Mahakali treaty Mahakali Treaty or महाकाली सन्धि ( Mahakali Sandhi ) is an agreement between the Government of Nepal (former His Majesty's Government of Nepal ) and the Government of India regarding the development of watershed of Mahakali River . The treaty

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3696-451: The capital of India. Straddling the Yamuna river, but spread chiefly to the west, or beyond its right bank , Delhi shares borders with the state of Uttar Pradesh in the east and with the state of Haryana in the remaining directions. Delhi became a union territory on 1 November 1956 and the NCT in 1995. The NCT covers an area of 1,484 square kilometres (573 sq mi). According to

3784-407: The capital of the nation as well as the NCT of Delhi. Delhi is also the centre of the National Capital Region, which is an "interstate regional planning" area created in 1985. Delhi hosted the inaugural 1951 Asian Games , the 1982 Asian Games , the 1983 Non-Aligned Movement summit, the 2010 Men's Hockey World Cup , the 2010 Commonwealth Games , the 2012 BRICS summit , the 2023 G20 summit , and

3872-622: The city according to government figures, though independent estimates of the number of people killed tend to be higher. The riots were set off by the assassination of Indira Gandhi —the Prime Minister of India at the time—by her Sikh bodyguards. In 2001, the Parliament of India building in New Delhi was attacked by armed militants, killing six security personnel. India suspected Pakistan-based Jihadist militant groups were behind

3960-513: The city and the health risks associated with it. In 2020, annual average PM2.5 in the city stood at 107.6 μg/m , which is almost 21.5 times the WHO's PM2.5 Guideline (5 μg/m ; set in September 2021). These pollution levels are estimated to reduce the life expectancy of an average person living in Delhi by almost 10.1 years. However, as of 2015 , awareness, particularly among the foreign diplomatic community and high-income Indians,

4048-747: The city as part of the Panchayati Raj Act . The Government of India and the Government of National Capital Territory of Delhi jointly administer New Delhi, where both bodies are located. The Parliament of India , the Rashtrapati Bhavan (Presidential Palace), Cabinet Secretariat , and the Supreme Court of India are located in the municipal district of New Delhi. There are 70 assembly constituencies and seven Lok Sabha (Indian Parliament's lower house) constituencies in Delhi. The Indian National Congress (Congress) formed all

4136-437: The city migrated to Pakistan. Ethnic Punjabis are believed to account for at least 40% of Delhi's total population and are predominantly Hindi -speaking Punjabi Hindus . Migration to Delhi from the rest of India continues (as of 2013 ), contributing more to the rise of Delhi's population than the birth rate, which is declining. The States Reorganisation Act, 1956 created the Union Territory of Delhi from its predecessor,

4224-430: The city's ponds becoming invaluable refugia for birds. The National Capital Territory of Delhi covers an area of 1,483 km (573 sq mi), of which 783 km (302 sq mi) is designated rural, and 700 km (270 sq mi) urban therefore making it the largest city in terms of area in the country. It has a length of 51.9 km (32 mi) and a width of 48.48 km (30 mi). Delhi

4312-617: The city. However, according to several authors, most of these gains have been lost, especially due to stubble burning , a rise in the market share of diesel cars and a considerable decline in bus ridership. According to CSE and System of Air Quality Weather Forecasting and Research (SAFAR), burning of agricultural waste in nearby Punjab, Haryana and Uttar Pradesh regions results in severe intensification of smog over Delhi. Delhi has been ranked 7th best "National Clean Air City" (under Category 1 >10L Population cities) in India according to 'Swachh Vayu Survekshan 2024 Results' Currently,

4400-587: The city. Cellular coverage is available in GSM , 3G , 4G , 4G+ and 5G . Indira Gandhi International Airport , situated to the south-west of Delhi, is the main gateway for the city's domestic and international civilian air traffic. In 2015–16, the airport handled more than 48 million passengers, making it the busiest airport in India and South Asia. Terminal 3, which cost ₹ 96.8 billion (US$ 1.2 billion) to construct between 2007 and 2010, handles an additional 37 million passengers annually. In 2010, IGIA

4488-483: The city. Delhi's large consumer market and the availability of skilled labour has also attracted foreign investment. In 2001, the manufacturing sector employed 1,440,000 workers and the city had 129,000 industrial units. Delhi's municipal water supply is managed by the Delhi Jal Board (DJB). As of June 2005 , it supplied 650 million gallons per day (MGD), whereas the estimated consumption requirement

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4576-524: The coins in circulation in the region under the Tomaras were called dehliwal . According to the Bhavishya Purana , King Prithiviraja of Indraprastha built a new fort in the modern-day Purana Qila area for the convenience of all four castes in his kingdom. He ordered the construction of a gateway to the fort and later named the fort dehali . Some historians believe that Dhilli or Dhillika

4664-535: The conversion of Delhi's fleet of buses and taxis to run on CNG and banned the use of leaded petrol in 1998. In 2003, Delhi won the United States Department of Energy 's first 'Clean Cities International Partner of the Year' award for its "bold efforts to curb air pollution and support alternative fuel initiatives". The Delhi Metro has also been credited for significantly reducing air pollutants in

4752-559: The dry season and 13 m/s of water in the wet season which could be further increased to 28.34 m/s if water was available. In 1971, Nepal started Mahakali Irrigation Project based on the 1920s Sarada agreement with the help from the World Bank in the Panchayat period. In 1977, India and Nepal jointly agreed to investigate the Mahakali river resource. In 1981, India started to construct Tanakpur barrage unilaterally on

4840-426: The economy of the Delhi urban area have ranged from $ 370 billion to $ 400 billion ( PPP metro GDP ) ranking it either the most or second-most productive metro area of India. The nominal GSDP of the NCT of Delhi for 2016–17 was estimated at ₹ 6,224 billion (US$ 75 billion), 13% higher than in 2015–16. Oxford Economics Global Cities index 2024 ranked Delhi as best city in India and 108th best city in

4928-591: The eleventh century BCE; no signs of a built environment, much fewer fortifications, have been revealed." The earliest architectural relics date back to the Maurya period (c. 300 BCE); in 1966, an inscription of the Mauryan Emperor Ashoka (273–235 BCE) was discovered near Srinivaspuri. Remains of several major cities can be found in Delhi. The first of these was in the southern part of present-day Delhi. Tomara Rajput King Anang Pal built

5016-574: The foundation of the Delhi Sultanate and the Mamluk dynasty . He began construction of the Qutb Minar and Quwwat-al-Islam (Might of Islam) mosque, the earliest extant mosque in India. It was his successor, Iltutmish (1211–1236), who consolidated the conquest of northern India. At 72.5 m (238 ft), the Qutb Minar , a UNESCO World Heritage Site in Delhi, was completed during

5104-507: The governments in Delhi until the 1990s, when the Bharatiya Janata Party (BJP), led by Madan Lal Khurana , came to power. In 1998, the Congress returned to power under the leadership of Sheila Dikshit , who was subsequently re-elected for 3 consecutive terms. But in 2013 , the Congress was ousted from power by the newly formed Aam Aadmi Party (AAP) led by Arvind Kejriwal forming the government with outside support from

5192-410: The highest level of the airborne particulate matter, PM2.5 considered most harmful to health, with 153 micrograms. Rising air pollution level has significantly increased lung-related ailments (especially asthma and lung cancer) among Delhi's children and women. The dense smog and haze during winter results in major air and rail traffic disruptions every year. According to Indian meteorologists,

5280-601: The land which was transferred to British India under the Sarda agreement. Due to technical glitches, the afflux in the eastern side of the Mahakali river in Nepal was not contained thus requiring a bund on the left bank in Nepal. An agreement was reached to provide India with the needed land, about 2.9 hectares, in the Nepal side. Indian agreed to provide 25,000 cusecs of water as well as supply 25 MW of electricity. Nepal, however, demanded 50 and 59 percent share in water and electricity respectively, but not agreed upon. In 1991, during

5368-509: The local Member of the Legislative Assembly . Buses are the most popular means of road transport, catering to about 60% of Delhi's total demand. Delhi has one of India's largest bus transport systems. In 1998, the Supreme Court of India ruled that all public transport vehicles in Delhi must be fuelled by compressed natural gas (CNG) to tackle increasing vehicular pollution. The state-owned Delhi Transport Corporation (DTC)

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5456-595: The main bus terminals for outstation buses plying to neighbouring states. Delhi's rapid rate of economic development and population growth has resulted in an increasing demand for transport, creating excessive pressure on the city's transport infrastructure. To meet the transport demand, the State and Union government constructed a mass rapid transit system, including the Delhi Metro. Delhi Bus Rapid Transit System runs between Ambedkar Nagar and Delhi Gate . As per February 2024, Delhi has around 1,650 electric buses managed by

5544-533: The metro consists of ten operational lines with a total length of 348.12 km (216.31 mi) and 254 stations , and several other lines are under construction. The Phase-I was built at a cost of US$ 2.3 billion and the Phase-II was expected to cost an additional ₹ 216 billion (US$ 2.6 billion). Phase-II has a total length of 128 km (80 mi) and was completed by 2010. Delhi Metro completed 10 years of operation on 25 December 2012. It carries millions of passengers every day. In addition to

5632-698: The mid-19th century, Delhi was the capital of two major empires, the Delhi Sultanate and the Mughal Empire , which covered large parts of South Asia . All three UNESCO World Heritage Sites in the city, the Qutub Minar , Humayun's Tomb , and the Red Fort , belong to this period. Delhi was the early centre of Sufism and Qawwali music. The names of Nizamuddin Auliya and Amir Khusrau are prominently associated with it. The Khariboli dialect of Delhi

5720-407: The number of vehicles in the metropolitan region, Delhi NCR, was 11.2 million (11.2 million). In 2008, there were 85 cars in Delhi for every 1,000 of its residents. In 2017, the number of vehicles in Delhi city alone crossed the ten million mark with the transport department of Delhi Government putting the total number of registered vehicles at 10,567,712 until 25 May of the year. Delhi

5808-423: The president and the prime minister. Delhi has the highest road density of 2103 km/100 km in India . It is connected to other parts of India by five National Highways : NH 1 , NH 2 , NH 8 , NH 10 and NH 24 . The Delhi–Mumbai and Delhi–Kolkata prongs of the Golden Quadrilateral start from the city. The majority of the city's roads which are 60 ft (18 m) wide or above are maintained by

5896-475: The reign of Sultan Illtutmish in the 13th century. Although its style has some similarities with the Jarkurgan minaret , it is more closely related to the Ghaznavid and Ghurid minarets of Central Asia Razia , daughter of Iltutmish, became the Sultana of Delhi upon the former's death. For the next three hundred years, Delhi was ruled by a succession of Turkic , Indian and an Afghan , Lodi dynasty . They built several forts and townships that are part of

5984-547: The total workforce in national and state governments and the quasi-government sector was 594,000, and the private sector employed 273,000. Key service industries are information technology, telecommunications, hotels, banking, media and tourism. Construction, power, health and community services and real estate are also important to the city's economy. Delhi has one of India's largest and fastest growing retail industries. Manufacturing also grew considerably as consumer goods companies established manufacturing units and headquarters in

6072-464: The visit of Nepalese Prime Minister to India, Nepal government agreed to allow construction of the 577 meters long bund. In return, India agreed to provide 28.34 m/s cusecs of water annually with 10 million units of electricity. However, the issue led to political turmoil in Nepal. Due to political turmoil, in October 1992, a new Memorandum of Understanding (MoU) was signed in which India agreed to provide 20 million units of electricity in exchange for

6160-437: The way open for more invaders to come, including eventually the British . Nader eventually agreed to leave the city and India after forcing the Mughal emperor Muhammad Shah I to beg him for mercy and granting him the keys of the city and the royal treasury. A treaty signed in 1752 made Marathas the protectors of the Mughal throne in Delhi. The city was sacked again in 1757 by the forces of Ahmad Shah Durrani , although it

6248-420: The whole of the Deccan under control, he moved his capital to Daulatabad, Maharashtra in central India. However, by moving away from Delhi he lost control of the north and was forced to return to Delhi to restore order. The southern provinces then broke away. In the years following the reign of Firoz Shah Tughlaq (1351–1388), the Delhi Sultanate rapidly began to lose its hold over its northern provinces. Delhi

6336-666: The world in Economics Category. As per the Economic survey of Delhi (2005–2006), the tertiary sector contributes 70.95% of Delhi's gross SDP followed by secondary and primary sectors with 25.20% and 3.85% contributions, respectively. Delhi's workforce constitutes 32.82% of the population, and increased by 52.52% between 1991 and 2001. Delhi's unemployment rate decreased from 12.57% in 1999–2000 to 4.63% in 2003. In December 2004, 636,000 people were registered with various employment exchange programmes in Delhi. In 2018

6424-594: The year is usually witnessed between 1 and 10 January, with an average low of 6.9 °C (44.4 °F) and high of 19.3 °C (66.7 °F). In early March, the wind direction changes from north-westerly to south-westerly. From April to October the weather is hot. The monsoon arrives at the end of June, along with an increase in humidity. The brief, mild winter starts in late November, peaks in January and heavy fog often occurs. Delhi receives an average annual precipitation of 774.4 mm (30.49 in). According to

6512-679: Was concluded in four months of official negotiations. The Mahakali treaty replaced the previous agreement regarding the Mahakali River from the Sarada Barrage and the Tanakpur Barrage. Following are the summary of the agreement: Delhi Delhi , officially the National Capital Territory ( NCT ) of Delhi , is a city and a union territory of India containing New Delhi ,

6600-540: Was based at Safdarjung Airport which started operations in 1929, when it was the Delhi's only airport and the second in India. The airport functioned until 2001; however, in January 2002 the government closed the airport for flying activities because of security concerns following the New York attacks in September 2001 . Since then, the club only carries out aircraft maintenance courses and is used for helicopter rides to Indira Gandhi International Airport for VIP including

6688-568: Was captured and sacked by Timur in 1398, who massacred 100,000 captive civilians. Delhi's decline continued under the Sayyid dynasty (1414–1451), until the sultanate was reduced to Delhi and its hinterland. Under the Afghan Lodi dynasty (1451–1526), the sultanate recovered control of Punjab and the Gangetic plain to once again achieve domination over Northern India. However, the recovery

6776-710: Was conferred the 4th best airport award in the world in the 15–25 million category, by Airports Council International . The airport was rated as the Best airport in the world in the 25–40 million passengers category in 2015, by Airports Council International. Delhi Airport was awarded The Best Airport in Central Asia and Best Airport Staff in Central Asia at the Skytrax World Airport Awards 2015. Hindon Domestic Airport in Ghaziabad

6864-747: Was inaugurated by Prime Minister Narendra Modi as the second airport for the Delhi-NCR Region on 8 March 2019. A second international airport open for commercial flights has been suggested either by expansion of Meerut Airport or construction of a new airport in Greater Noida . The Taj International Airport project in Jewar has been approved by the Uttar Pradesh government. The Delhi Flying Club , established in 1928 with two de Havilland Moth aircraft named Delhi and Roshanara ,

6952-608: Was inaugurated on 13 February 1931. New Delhi was officially declared as the capital of the Union of India after the country gained independence on 15 August 1947. It has expanded since; the small part of it that was constructed during the British period has come to be informally known as Lutyens' Delhi . During the partition of India , around five hundred thousand Hindu and Sikh refugees, mainly from West Punjab fled to Delhi, while around three hundred thousand Muslim residents of

7040-878: Was not annexed by the Afghan Empire and being its vassal state under the Mughal emperor. Then the Marathas battled and won control of Delhi from the Afghans. In 1803, during the Second Anglo-Maratha War , the forces of British East India Company defeated the Maratha forces in the Battle of Delhi . During the Indian Rebellion of 1857 , Delhi fell to the forces of East India Company after

7128-516: Was noticeably increasing. Since the mid-1990s, Delhi has undertaken some measures to curb air pollution—it has the third-highest quantity of trees among Indian cities; the Delhi Transport Corporation operates the world's largest fleet of environmentally friendly compressed natural gas (CNG) buses. In 1996, the CSE started a public interest litigation in the Supreme Court of India that ordered

7216-467: Was one of the major host cities of the 2011 and 2023 Cricket World Cups . There are a number of myths and legends associated with the origin of the name Delhi . One of them is derived from Dhillu or Dilu , a king who built a city at this location in 50 BCE and named it after himself. Another legend holds that the name of the city is based on the Prakrit word dhili ( loose ) and that it

7304-527: Was part of a linguistic development that gave rise to the literature of Urdu and later Modern Standard Hindi . Major Urdu poets from Delhi include Mir Taqi Mir and Mirza Ghalib . Delhi was a notable centre of the Indian Rebellion of 1857 . In 1911, New Delhi , a southern region within Delhi, became the capital of the British Indian Empire . During the Partition of India in 1947, Delhi

7392-609: Was short-lived and the sultanate was destroyed in 1526 by Babur , founder of the Mughal dynasty . In 1526, Babur , a descendant of Genghis Khan and Timur from the Fergana Valley in modern-day Uzbekistan , invaded India and defeated the last Lodhi sultan in the First Battle of Panipat and founded the Mughal Empire that ruled from Delhi and Agra . The Mughal dynasty ruled Delhi for more than three centuries, with

7480-674: Was signed in 1996. The treaty has 12 articles agreements for an integrated development of barrage, dams and hydropower for mutual cooperation of the two countries by managing the water resources. The treaty recognizes the Mahakali River as a boundary river between the two countries. In 1920, the Indo Nepal water treaty was signed by the British Raj to build the Sarda barrage to irrigate the United Province. This treaty

7568-521: Was signed on November 18, 1988, between Nepal and the International Development Association. It was completed in 1997. The third stage was proposed for development during the bilateral treaty ( Mahakali treaty ) between Nepal and India treaty called Treaty for Integrated Development of Mahakali Barrage including Sharada Barrage, Tanakpur Barrage and Pancheshwar Multi-purpose Project signed on February 12, 1996. As per

7656-548: Was transformed from a Mughal city to a Punjabi one, losing two-thirds of its Muslim residents, in part due to the pressure brought to bear by arriving Hindu and Sikh refugees from western Punjab. After independence in 1947, New Delhi continued as the capital of the Dominion of India , and after 1950 of the Republic of India . Delhi ranks fifth among the Indian states and union territories in human development index , and has

7744-622: Was used by the Tomaras to refer to the city because the iron pillar of Delhi had a weak foundation and had to be moved. According to Panjab Notes and Queries, the name of the city at the time of King Prithviraj was dilpat , and that dilpat and dilli are probably derived from the old Hindi word dil meaning "eminence". The former director of the Archaeological Survey of India, Alexander Cunningham, mentioned that dilli later became dihli/dehli . Some suggest

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