As president of Uganda (1971-1979), Idi Amin Dada became notorious for massive violations of human rights, economic decline, and social disintegration. Born between 1925 and 1927 in Koboko, West Nile Province, Amin was brought up by his mother, who abandoned his father to move to Lugazi. Amin accompanied his mother and as he grew up acquired the militaristic qualifications prized by the colonial British at that time: he was tall and strong, spoke the Kiswahili language, and lacked education, ensuring subservience. Enlisting in the army as a private in 1946, Amin impressed his superiors by being a good swimmer, rugby player, and boxer.

During the 1950s and early 1960s, Amin participated in numerous skirmishes, and as he was promoted to lieutenant, he became known for sadistic and ruthless behavior toward his enemies. The British recommended to Ugandan prime minister Apolo Milton Obote that Amin be prosecuted for his flagrant behavior, but...