Introduction Today, North East India (NEI) consists of eight Indian states: Sikkim and the "seven sister states" of Assam, Arunachal Pradesh (ALP), Nagaland, Manipur, Mizoram, Tripura, and Meghalaya. Tibet Autonomous Region (TAR), Nepal, Bhutan, Myanmar, and Bangladesh border NEI. The region is rich in biodiversity and untapped natural resources. It is linked to the rest of India via the 22-kilometre-long "Siliguri Corridor." As a result, it is strategically, politically, and