Mezue ahịrịokwu na-esonụ: East Pakistan gbanwere aha ya site na East Bengal site na atụmatụ Otu Unit nke Prime Minista Pakistan Mohammad Ali nke Bogra. Iwu nke Pakistan nke 1956 dochiri ọchịchị eze nke Pakistan na mba Alakụba. Onye ndọrọ ndọrọ ọchịchị Bengali bụ H. S. Suhrawardy jere ozi dị ka Prime Minister nke Pakistan n'etiti 1956 na 1957 na onye ọrụ gọọmentị Bengali bụ Iskander Mirza ghọrọ Onye isi ala mbụ nke Pakistan. Ọchịchị mba Pakistan nke afọ 1958 mere ka Ọchịagha Ayub Khan ruo ọchịchị. Khan nọchiri Mirza dịka onye isi ala ma malite mkpagbu megide ndị isi ochichi onye kwuo uche ya. Khan tiri iwu nke Pakistan nke 1962 nke kpochapụrụ oke ntuli aka. Ka ọ na-erule afọ 1966, Sheikh Mujibur Rahman pụtara dị ka onye isi ndị mmegide na Pakistan wee malite usoro isii maka nnwere onwe na ọchịchị onye kwuo uche ya. Ọgbaghara nke 1969 na East Pakistan nyere aka n'ịkwatu Ayub Khan. Onye isi ndị agha ọzọ, Yahya Khan, weghaara ọkwa onye isi ala ma tinye iwu agha. N'afọ 1970, Yahya Khan haziri ntuli aka gọọmentị etiti mbụ nke Pakistan. Awami League pụtara dịka otu pati kachasị, nke Pakistan Peoples Party sochiri. Ndị agha agha kwụsịrị ịnabata nsonaazụ, na-eduga na nnupụisi obodo, Agha Mgbapụta Bangladesh na
Ogbugbu e gburu ndị mmadụ na Bangladesh na 1971. East Pakistan kewapụrụ onwe ya site n'enyemaka India.