Education
National High School, Pantanaw. University College, Rangoon.
National High School, Pantanaw. University College, Rangoon.
Former Secretary General of the United Nations. Senior Master, Headmaster, National High School, Pantanaw, 1931. Member, Burma Textbook Committee & Council of National Education.
Executive Committee, Heads of School Association. Free lance Journalist. Secretary, Burma Education Reorganization Committee, 1941.
Headmaster, National High School, 1942-1946. Press Director, Government of Burma, 1947. Director of Broadcasting, 1948.
Secretary, Ministry of Information, 1949. Secretary for Project(s), Office of the Prime Minister, 1953. Executive Secretary, Economy & Social Board, Rangoon, 1955.
Ambassador, Permanent Representative of Burma to United Nations, New York, 1957-1961. Acting Secretary General of the United Nations, 1961. Secretary General of the United Nations, 1961-1971.
President, World Federation of United Nations Associations.
Burma Research Society. Burma Council of World Affairs. Burma Historical Commission.
Burma Translation Society.