Six policemen were injured when activists of Jamaat-Shibir attacked them in guerilla style in front of the Sayedee Foundation in Pirojpur town on Friday afternoon.
The injured included the officer-in-charge of Pirojpur sadar police station.
Police charged batons and fired tear gas and rubber bullets to disperse the Jamaat-Shibir men and arrested three of them.
The injured policemen were OC Abdur Razzak Molla and constables Mir Maniruzzaman, Aminul, Rafique, Riaz and Jahangir of Pirojpur police station.
OC Razzak and constable Maniruzzaman were admitted to Pirojpur General Hospital.
The police identified the three arrested Jamaat-Shibir activists as Hafez Hafizur Rahman, Mustak Ahmed and Sirajul Islam. A case was under process for attack
on law enforcers, said NM Murshid, the acting superintendent of police.
Police and witnesses said that after offering Jumma prayers at the Sayedee Foundation mosque, more than 200 activists of Jamaat-e-Islami and its student front Islami Chhatra Shibir tried to hold a rally demanding immediate release of Jamaat nayeb-e-ameer Delawar Hossain Sayedee and other
party leaders who were facing trial for committing crimes against
humanity.
When police attempted to disperse them, the activists splitting into several groups brought out processions before launching a three-pronged attack on the law enforcers with lethal weapons.
In the face of the hit-and-run attacks, the police fired four rounds of tear gas and 20 rounds of rubber bullet to disperse the Jamaat-Shibir men.
Activists of Chhatra League, student front of the ruling Awami League, ransacked and set fire to the Pirojpur office of Jamaat at Abakash Square in the town in late afternoon after the incident.
Fire engines put out the flames.