Angola's civil war was the longest in Africa. Once the battleground for a proxy war between the Cold War superpowers, the country was supposed to become a model for a smooth transition from armed conflict to democracy. The government, earlier backed by the Soviet Union and Cuba, and the UNITA rebels, supported by the Americans and South Africans, would exchange bullets for ballots – but it all went wrong – UNITA's Jonas Savimbi rejected his defeat in the elections and plunged Angola...