During the war for the liberation of Bangladesh, when Pakistan Army created the 39th "ad hoc" Division in mid-November, from the 14th Division units deployed in those areas, to hold on to the Comilla and Noakhali districts, and the 14th Division was tasked to defend the Sylhet and Brahmanbaria areas only. Pakistan Army's 93,000 troops unconditionally surrendered to the Mukti Bahini on 16 December 1971. This day and event is commemorated as the Bijoy Dibos () in Bangladesh