Members of Sylhet airport police station nabbed four activists of banned Islamist organisation Hijb-ut Tahrir at a masjid near the station on Friday night.
OC of the police station Shah Zaman said the detainees – Md Jewel, Saidur Rahman Tanvir, Ahmed Sharif and Razu Ahmed – would be presented before the court within 24 hours.
Police said the four were nabbed while they were distributing leaflets of the banned organisation. All the detainees except Razu got release from jail just a week ago.