Isaac Maliyamungu the Tanzanians and their Ugandan allies overthrew Amin's government in 1979, Maliyamungu fled to Zaire, where he became a businessman. Born in Zaire, Maliyamungu was a Christian of Kakwa ethnicity and a cousin of Idi Amin. At some point, he migrated to Uganda, and got a job as gatekeeper at the Nyanza textile factory in Jinja. He joined the Uganda Army (UA) in 1967. By 1971, Maliyamungu was a corporal and served as pay clerk for the Uganda Air Force at Entebbe. He played a crucial role in Amin's coup against President Milton Obote, and it was later claimed that
Idi Amin forward, although one officer said of him: "Idi Amin is a splendid type and a good (rugby) player, but virtually bone from the neck up, and needs things explained in words of one letter". In the 1950s, he played for Nile RFC. There is a frequently repeated urban myth that he was selected as a replacement by the East Africa rugby union team for their 1955 match against the British Lions. Amin, however, does not appear in the team photograph or on the official team list. Following conversations with a colleague in the British Army, Amin became a keen fan