India celebrates Vijay Divas on December 16 every year to commemorate the victory of the Indian Army over the Pakistan Army in the liberation war of Bangladesh. India went to war to avert a migrant crisis going out of control and also to ensure the security of its borders. On this occasion, Aaj Tak brings a special report. In 1971, Pakistan was shocked after a BBC news was broadcasted on the radio. What was the whole story? To know, watch this video.