 It had an armed wing, Gonobahini, led by Colonel Abu Taher and Hasanul Haq Inu, Kazi Aref Ahmed, Monirul Islam, Sharif Nurul Ambia that led a violent left-wing insurgency against the government of Sheikh Mujibur Rahman.Their aim was to form a new left wing democratic national government, for facilitating establishing a socialist state along the Bangladesh characteristics.This led the government to form the Jatiya Rakkhi Bahini, the aim of which was to counter insurgency by the Jatiya Samajtantrik Dal (JASAD) activists.