Amin did, however, have the support of the US Central Intelligence Agency, which helped deliver bombs and other military equipment to Amin's army and took part in military operations with Amin's forces in Uganda...
During his years in power, Amin shifted from being a pro-western ruler, enjoying considerable Israeli support to being backed by Libya's Muammar Gaddafi, Zaire's Mobutu Sese Seko, the Soviet Union, and East Germany