Hyderabad State
It became a district in 1905. It was previously part of princely Hyderabad State and then became part of Hyderabad state in 1948 after the Hyderabad state was annexed into the Indian Union. It then became part of Andhra Pradesh state on 1 November 1956 after merging the Telugu speaking region of Hyderabad state with Andhra state. After almost 6 decades of Telangana statehood movement, on 2 June 2014 it became part of newly formed state of Telangana by Andhra Pradesh Reorganisation Act, 2014.