1948: Indian Army annexes princely state of Hyderabad, which comprised different regions including Telangana.
1950: Telangana became Hyderabad State.
1952: First elections held in Hyderabad State.
Nov 1, 1956: Telangana merged with Andhra State, which was carved out of Madras State, to form Andhra Pradesh, a united state for Telugu-speaking people.
1969: 'Jai Telangana' movement for separate statehood to Telangana began. Over 300 people killed in police firing.