Question: why vijay diwas is celebrated?
Answer: Vijay Diwas (Hindi: विजय दिवस, lit. Victory Day) is commemorated every 16 December in India, to Indian military's victory over Pakistan in Indo-Pakistani War of 1971 for the liberation of Bangladesh from Pakistan. ... Same day and event is commemorated in Bangladesh as Bijoy Dibos (Bengali: বিজয় দিবস).