A Naogaon court on Wednesday sent nine leaders and activists of BNP and its associate bodies to jail in a case filed under the Explosive Substances Act.
Naogaon District and Sessions Judge Abu Shamim Azad passed the order after rejecting their bail petitions.
According to the case statement, a number of crude bombs were exploded during a rally of Awami League, organised by upazila unit Awami League on Nevember 22.
Sanaul Hossain, President of upazila unit Krishak League lodged a complaint against 18 identified leaders and activists of BNP and 150 unidentified people with Badalgachhi Police Station.
Police arrested eight leaders of BNP from the upazila on that day.