Cuban intervention in Angola the requested financial assistance (100,000US$) it received from Yugoslavia. Portugal's sudden retreat from Angola and Mozambique in 1975 ended a history of South African military and intelligence cooperation with Portugal against the Angolan and Namibian independence movements dating back to the 1960s, later formalized in a secret alliance codenamed Alcora Exercise. It also ended economic cooperation with regard to the Cunene hydro-project at the Angolan-Namibian border, which South Africa had financed. South African involvement in Angola, subsumed under what it called the South African Border War, started in 1966 when the conflict with the Namibian independence movement, South West Africa
1990s in Angola 1990s in Angola In the 1990s in Angola, the last decade of the Angolan Civil War (1975–2002), the Angolan government transitioned from a nominally communist state to a nominally democratic one, a move made possible by political changes abroad and military victories at home. Namibia's declaration of independence, internationally recognized on April 1, eliminated the southwestern front of combat as South African forces withdrew to the east. The MPLA abolished the one-party system in June and rejected Marxist-Leninism at the MPLA's third Congress in December, formally changing the party's name from the MPLA-PT to the MPLA. The National Assembly passed