Mezue ahịrịokwu na-esonụ: N'oge agha Indo-Pakistani nke 1971 maka
nnwere onwe nke Bangladesh, mgbe ndị agha Pakistan kere 91st "ad hoc" brigade dị ka akụkụ nke 39th Division iji jide mpaghara a ma chebe ugwu Chittagong, mana ndị a "ad hoc" enweghị ndị ọrụ na akụrụngwa nke usoro nhazi. Ndị agha 93,000 nke ndị agha Pakistan nyefere ndị agha ndị India na ndị India na mpaghara Mukti Bahini na 16 Disemba 1971. A na-echeta ụbọchị na ihe omume a dị ka Bijoy Dibos na Bangladesh na Vijay Diwas na India.