[3][4][5] Abu Nayeem Mohammad Shahidullah was born on 16 February 1927 to a Bengali Muslim family in the village of Majupur in Sonagazi, Feni subdivision, then part of the Noakhali district of the Bengal Presidency.

[6] Kaiser studied at secondary education from Amirabad BC Laha High School in Sonagazi.

In 1958, Kaiser joined as an associate editor of The Sangbad – a Bengali language daily – where he worked for the rest of his life.

When the military coup of 1958 put Ayub Khan in power, and martial law was proclaimed, Kaiser was arrested again on 14 October 1958 and remained in jail for four years till his release in September 1962.

[1] Kaiser collected medicine and food and delivered those to the posts such as one being Sufia Kamal's house, from where the freedom fighters picked those up for their training outpost.

[7] 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 – nine Dhaka University teachers, six journalists including Kaiser and three physicians – in December 1971.