ttle of Delhi. In 1739, the Mughal Empire lost the Battle of Karnal, following which the victorious forces of Nader Shah, the Turkic ruler of the Afsharid dynasty, invaded and looted Delhi, carrying away many treasures, including the Peacock Throne. A treaty signed in 1752 made Marathas the protectors of the Mughal throne in Delhi.
In 1757, the Afghan ruler, Ahmad Shah Durrani, sacked Delhi. He returned to Afghanistan leaving a Mughal puppet ruler in nominal control. The Marathas briefly occupied Delhi before their defeat in 1761 at the third battle of Panipat and the city was captured again by Ahmad Shah. However, in 1771, the Marathas established a protectorate over Delhi when the Maratha ruler, Mahadji Shinde, recaptured Delhi and the Mughal Emperor Shah Alam II was installed as a puppet ruler in 1772.. 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 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.The name "New Delhi" was given in 1927, and the new capital was inaugurated on 13 February 1931. New Delhi, also known as Lutyens' Delhi, was officially declared as the capital of the Union of India after the country gained independence on 15 August 1947. During thepartition of India, thousands of Hindu and Sikh refugees, mainly from West Punjab fled to Delhi, while many Muslim residents of the city migrated to Pakistan. 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 Constitution (Sixty-ninth Amendment) Act, 1991 declared the
