HISTORICAL BACKGROUND
Before merger to Indian dominion on October 15, 1949, the princely state of Tripura was an independent kingdom under the Tripuri or Borok dynasty as independent ruler in the world history is the only instant seen in Tripura where about 185 kings ruled simultaneously.
According to the chronicle of Tripura, Rajratnakaram written in Sanskrit by Sukerswar and Vaneswar and Rajmala written in Bengali by Kailash Chandra Singha and Kali Prasanna Sen it is narrated the ancient history of Tripura. It is also mentioned that during the Mahabharata period, the social and cultural relation between Aryan-Tripuri/Borok took place. Stories of Koch, Devayani, Hirimba and other indicate these relation. It is opined by historian that the character of Siva or Mahadev is known as Subrai among the Tripuri/Borok and Sukracharya represent the Tripuri/Borok king as well as Borok/Boro group of people. They are narrated as Kiratas in Mahabharata while Dr. Suniti Kumar Chartterjee called them the Indo-Mongoloids.
The Kokborok speaking Tripuri/Borok people are the branch of the Boro people belongs to Sino-Tibetan linguistic group, racially Mongoloids. The Tripura word express geographical area where the indigenous inhabitants are living called themselves Borok which comes from Boro or Bodo ethnic group of people. The Boro or Bodo comes from Bod, the ancient name of Tibet. In this contest, it may be quoted from Mr. Buchman Hamilton, Perhaps the word Bod may relates with Tibetan word Bod.
Regent Kanchan Prava Devi – the widow of late Maharaja Bir Bikram Kishore Manikya Bahadur Debbarma of Tripura, she signed the Merger Agreement with Indian Union in October 15, 1949. The then under age prince Kirit Bikram Kishore Manikya Bahahur Debbarma is alive as symbol of Tripuri/Borok dynasty at present.