Three NSCN (IM) cadres were caught in a joint operation by Army and police at Kanubari in Longding district of Arunachal Pradesh.
Acting on a tip-off, a column of 4th Sikh Regiment and police launched a search operation in the area and caught the ultras on Friday, an official release said today.
Three pistols, one hand grenade, 42 cartridges, 30 gm of opium and extortion letters addressed to two candidates for the May 16 Kanubari Assembly by-elections were recovered from the NSCN (IM) cadres, it said.