The State of Tripura has a long history. The Kingdom of Tripura at its peak included the whole eastern region of Bengal from the Brahmaputra River in the north and west, the Bay of Bengal in the south and Burma to the east during the 14th and 15th centuries AD.

The last ruler of the princely state of Tripura was Kirit Bikram Kishore Manikya Bahadur who reigned from 1947 to 1949 Agartala after whom the kingdom was merged with India on 9 September, 1949, and the administration was taken over on 15 October, 1949.