Fall of Kampala the Sudanese border and eliminated the last resistance. In 1971 Idi Amin launched a military coup that overthrew the President of Uganda, Milton Obote, precipitating a deterioration of relations with the neighbouring state of Tanzania. Amin installed himself as President and ruled the country under a brutal dictatorship. In October 1978 he launched an invasion of Tanzania. Tanzania blunted the assault, unified anti-Amin opposition groups, and launched a counter-offensive. The President of Tanzania, Julius Nyerere, told foreign diplomats that he did not intend to depose Amin, but only "teach him a lesson". The claim was not believed; Nyerere despised Amin,
Idi Amin Wilson Oryema and Charles Oboth Ofumbi. Amin recruited his followers from his own ethnic group, the Kakwas, along with South Sudanese. By 1977, these three groups formed 60 percent of the 22 top generals and 75 percent of the cabinet. Similarly, Muslims formed 80 percent and 87.5 percent of these groups even though they were only 5 percent of the population. This helps explain why Amin survived eight attempted coups. The army grew from 10,000 to 25,000 by 1978. Amin's army was largely a mercenary force. Half the soldiers were South Sudanese and 26 percent Congolese, with only 24 percent