A couple of weeks before the Gulshan café siege on July 1 last year, two of the five attackers received training in throwing grenades in the middle of the Buriganga.

Sohel Mahfuz, who was arrested along with three suspected militants in Chapainawabganj today, was ameer of West Bengal unit JMB and one of the key accused of Burdwan blast, police say.

Here is a presentation of law enforcer's crackdown on militancy across Bangladesh since the Gulshan cafe attack on July 1, 2016. After the country's first ever hostage killing incident at Holey Artisan Bakery, these anti-militancy operations were carried out following a zero tolerance stance of the government.