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
Evangelical Congregational Church in Angola in significant growth and development in the church. In 1957, the work of the North American Congregational Churches was united and the Council of Evangelical Churches in Angola was founded. In 1975, after the country had gained independence, The Angolan Civil War broke out. The war devastated Angola's infrastructure and severely damaged the nation's public administration, economic enterprises and religious institutions. The war forced foreign missionaries to leave the country. The church was divided into two parts; rural and urban. During and after the war, the church remained divided into the Evangelical Congregational Church in Angola and the Evangelical Reformed