[2] On 20 September 1971, the Pakistani occupation army arrested Hasan.

On the morning of 14 December, two days before independence, Hasan was taken together with his close friend Anwar Pasha from the same flat within the University of Dhaka campus by the Al Badar forces.

The two families were then living together in a flat in the Isa Khan Road area.

[2] After 22 days of his disappearance, his decomposed body was found in the Mirpur killing ground[5] and buried in the compound of the Dhaka University Central mosque.

[1] On 3 November 2013, Chowdhury Mueen-Uddin, a Muslim leader based in London, and Ashrafuz Zaman Khan, based in the United States, were sentenced in absentia after the court found that they were involved in the abduction and murders of 18 people in December 1971 - nine University of Dhaka teachers including Rashidul Hasan and Anwar Pasha, six journalists and three physicians.