All Tripura Tiger Force

The All Tripura Tiger Force (ATTF) is an isolationist group from the Tripura region of India. It was founded on July 11, 1990, by a group of former Tripura National Volunteer members under the leadership of Ranjit Debbarma. The ATTF is currently considered a terrorist organization by India. The rebellion, in which it is involved is the Tripura Rebellion. According to the South Asian Terrorism Portal, approximately 90% of the ATTF's administration are Hindu and the rest are Christian.

Objectives
According to South Asian Terrorism Portal the main objectives of ATTF are:
 * To expel all Bengali-speaking settlers settled in Tripura after 1956.
 * Return tribal lands to their original owners under the 'Tripura Land Revenue and Land Reforms Act'
 * Purge voter rolls of all immigrants who entered Tripura after 1956.