Idi Amin Kampala suburb of Nakasero became the scene of torture and executions over the next few years. Other agencies used to persecute dissenters included the military police and the Public Safety Unit (PSU). Obote took refuge in Tanzania, having been offered sanctuary there by the Tanzanian President Julius Nyerere. Obote was soon joined by 20,000 Ugandan refugees fleeing Amin. The exiles attempted but failed to regain Uganda in 1972, through a poorly organised coup attempt. Amin retaliated against the attempted invasion by Ugandan exiles in 1972, by purging the army of Obote supporters, predominantly those from the Acholi and Lango ethnic
Charles Oboth Ofumbi in Gulu to being the assistant secretary in the Office of the Prime Minister. Under the Government of Milton Obote he was successively a chief accountant in the Defence ministry, acting Defence Minister and finally Defence Minister (1971). A good relationship with Idi Amin ensured that Oboth Ofumbi kept the role following Amin's coup in January 1971, serving as Defence Minister until 1973. Oboth Ofumbi died while awaiting trial for his part in an alleged coup attempt. It is generally accepted that he was murdered under the orders of President Idi Amin, although the official account is of a car