Telangana
When India became independent from the British Empire in 1947, the Nizam of Hyderabad did not want to merge with the Indian Union and wanted to remain independent. The Government of India annexed Hyderabad State on 17 September 1948 after a military operation called Operation Polo. It appointed a civil servant, M. K. Vellodi, as first chief minister of Hyderabad State on 26 January 1950. He administered the state with the help of English-educated bureaucrats from the Madras and Bombay states, who were familiar with British systems of administration unlike the bureaucrats of Hyderabad State who used a completely different administrative system. The official language of the state was switched from Urdu to English.
Partition of India
The actual division of British India between the two new dominions was accomplished according to what has come to be known as the "3 June Plan" or "Mountbatten Plan". It was announced at a press conference by Mountbatten on 3 June 1947 at 4 pm, when the date of independence of India - 15 August 1947 was also announced. The plan's main points were: