Cuban intervention in Angola The disunity of the three main movements postponed the handing over of power. The Alvor Agreement, which the three and Portugal signed on 15 January, proved to be no solid foundation for the procedure. The transitional government the agreement provided for was equally composed of the three big independence movements and Portugal. It was sworn in on 31 January 1975; independence day was set for 11 November 1975, the same day of the ceasefire. FLEC was not part of the deal because it fought for the independence of Cabinda, which the Portuguese had administratively joined as an exclave to Angola.
Angola–Namibia relations the fighting in Namibia would eventually drive at least 43,000 Namibian refugees into exile in Angola, many of whom joined PLAN. Following Angolan independence in 1975, SWAPO established a formal alliance with Angola's new ruling party, the People's Movement for the Liberation of Angola (MPLA). After being expelled from Zambia between 1976 and 1979, PLAN was permitted by the MPLA to establish its regional headquarters inside Angola. Access to bases inside Angola provided PLAN with opportunities to train its forces in secure sanctuaries and infiltrate insurgents and supplies across Namibia's northern border. The MPLA government also permitted shipments of arms