Idi Amin Soviet Union became Amin's largest arms supplier. East Germany was involved in the General Service Unit and the State Research Bureau, the two agencies that were most notorious for terror. Later during the Ugandan invasion of Tanzania in 1979, East Germany attempted to remove evidence of its involvement with these agencies. In 1973, U.S. Ambassador Thomas Patrick Melady recommended that the United States reduce its presence in Uganda. Melady described Amin's regime as "racist, erratic and unpredictable, brutal, inept, bellicose, irrational, ridiculous, and militaristic". Accordingly, the United States closed its embassy in Kampala. In June 1976, Amin allowed an Air
David Oyite-Ojok the '..newly created post of Assistant Military Secretary in the Ministry of Defence,' serving as a Major. His duties included '..planning, all policy matters, and control of Establishment.' When Idi Amin overthrew Obote in 1971, Oyite Ojok was amongst the military personnel who fled to neighbouring Tanzania and, eight years later, in the wake of Amin's 1979 invasion of the country, assumed a key role in the grouping of military exiles who, with the backing of Tanzanian troops, led the counteroffensive which resulted in the overthrow of Amin. Oyite Ojok became a member, along with Yoweri Museveni, Paulo Muwanga and