Telangana was formed on 2 June 2014 with the city of Hyderabad as its capital.
Telangana is bordered by the states of Maharashtra to the north and North west, Chhattisgarh to the North, Odisha to the north east (adjoining khammam district), Karnataka to the west, and Andhra Pradesh to the east and south. Telangana has an area of 114,840 square kilometres (44,340 sq mi), and a population of 35,193,978 (2011 census). making it the twelfth largest state in India, and the twelfth most populated state in India, Its major cities include Hyderabad, Warangal, Nizamabad, Karimnagar and Ramagundam.
Telangana acquired its identity as the Telugu-speaking region of the princely state of Hyderabad, ruled by the Nizam of Hyderabad,joining the Union of India in 1948. In 1956, the Hyderabad state was dissolved as part of the linguistic reorganisation of states and Telangana was merged with former Andhra State to form Andhra Pradesh. Following a movement for separation, it was awarded separate statehood on 2 June 2014. Hyderabad will continue to serve as the joint capital city for Andhra Pradesh and Telangana for a period of not more than ten years.
(Ref:https://en.wikipedia.org/wiki/Telangana & www.tspsc.gov.in)