Dhaka, June 28 -- India's National Investigation Agency (NIA) has filed a chargesheet against 11 suspected operatives of the Bangladesh-based militant group Jama'atul Mujahideen Bangladesh (JMB) for allegedly conspiring to spread "extremist ideology" across northeastern India.

The 11 suspects were arrested from Assam, Tripura, and West Bengal by Assam Police's Special Task Force (STF) in December last year under Operation Pratighat, before the NIA took over the investigation, according to the Hindustan Times.

The chargesheet was filed before the NIA Special Court in Guwahati under the BNS, 2023 (Bharatiya Nyaya Sanhita, 2023), and Unlawful Activities (Prevention) Act, 1967 (UAPA).

The accused allegedly held clandestine meetings, ran in...