The Reang is the second most numerous sub tribe of which state?

Reang or Riang are one of the 21 scheduled tribes of the Indian state of Tripura. The Reang are the second most populous tribe of Tripura after the Tripuris. The Reang can be found mainly in the North Tripura, Dhalai and the South Tripura districts of Tripura state in India. However, they may also be found in Mizoram, Assam, Manipur and Bangladesh. They speak the Reang dialect of Kokborok language which is of Tibeto-Burmeseorigin and is locally referred to as Kau Bru.