During the
Bangladesh Liberation War, Kundu worked with the artist
Quamrul Hassan at the public relations department of the Bangladesh Government-in-Exile at
Mujibnagar. In collaboration with Hassan and a group of notable artists namely
Debdas Chakraborty, Nasir Biswas, Pranesh Mandal and Biren Shome; Kundu worked on numerous posters and works of art aimed at arousing the newly formed
Mukti Bahini liberation army and also raising awareness of the genocide being unleashed by the
Pakistan Army on the people of Bangladesh. . It was during this period he designed two posters which became among the most recognized works of art produced during the war. They were titled
Sada Jagrata Banglar Mukti Bahini and
Banglar Hindu, Banglar Bouddha, Banglar Christian, Banglar Musalman; Amra Sabai Bangali. The Liberation War was the inspiration for Kundu's most famous work, the sculpture
Shabash Bangladesh, a tribute to the fallen freedom fighters of the Mukti Bahini. This is situated on the campus of
Rajshahi University. ==Entrepreneur==