He has also led his country's delegations to a number of bilateral meetings including talks with India on border delineation, sharing of Ganges waters, demarcation of the maritime boundary, South Asia Forum (South Asian Regional Co-operation), Bangladesh–Burma border demarcation talks, Bangladesh-Saudi Arabia Joint Economic Talks and others. As Chairman of the fourteenth Islamic Conference of Foreign Ministers (ICFM XIV), he presided over the Co-ordination Meeting of the Foreign Ministers of the Islamic Conference while attending the thirty-ninth session of the United Nations General Assembly. He also led the Bangladesh delegation to the Extraordinary Ministerial Meeting of the non-Aligned Countries on Namibia, held in New Delhi in April 1985, and the Islamic Peace Committee Meeting, held in Jeddah in May 1985. Choudhury was part of the cabinet of President Hossain Mohammad Ershad and a Jatiya Party Member of Parliament during 1986–1990. He was elected member of the National Parliament in 1996 as a nominee of the Bangladesh Awami League and was elected Speaker of the Parliament. He died in Dhaka due to a heart attack on July 10, 2001. He was buried in Shah Jalal Dargah Cemetery in Sylhet.