He was actively involved in leftist politics and a member of the Communist Party of England.
During Ayub government in 1966, he got involved in the leftist movement and was arrested.
Alamgir Kabir was called Cholochitracharya.
Kabir was inspired by Ingmar Bergman's movie "the Seventh Seal".
Kabir was the founder of East Pakistan House and East Bengal Liberation Front in London and actively took part in the "campaign against racial discrimination".