Assam's Special Task Force, with assistance from local police and central agencies, arrested 11 individuals in Assam and Tripura for alleged links to the Imam Mahmuder Kafila (IMK), a radical offshoot of the Jamaat-ul-Mujahideen Bangladesh (JMB). The arrests occurred on Monday night, December 29, 2025. Authorities stated the group aimed to destabilize the northeast region and operated under orders from Bangladesh-based groups, utilizing encrypted platforms for radicalization and recruitment.