On 27 March , Major Ziaur Rahman declared Bangladesh 's independence from Pakistan and fought his way out of Chittagong City with his unit of Bengali soldiers . The East Pakistan Rifles and the East Pakistan Police suffered heavy casualties while challenging the Pakistan Army in Dhaka , where West Pakistani forces began the 1971 Bangladesh genocide with the massacre at Dhaka University . Civilians took control of arms depots in various cities and began resisting Pakistani forces with the acquired weapons supply . Chittagong experienced heavy fighting between rebel Bengali military units and Pakistani forces . The Bangladeshi Declaration of Independence was broadcast from Kalurghat Radio Station in Chittagong by Major Rahman on behalf of Sheikh Rahman
1971 Bangladesh genocide
1971 Bangladesh genocide
Mukti Bahini