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.
History of Angola nationalist's demands for independence, thereby provoking the armed conflict that started in 1961 when guerrillas attacked colonial assets in cross-border operations in northeastern Angola The war came to be known as the Colonial War. In this struggle, the principal protagonists were the MPLA (Popular Movement for the Liberation of Angola), founded in 1956, the FNLA (National Front for the Liberation of Angola), which appeared in 1961, and UNITA (National Union for the Total Independence of Angola), founded in 1966. After many years of conflict, the nation gained its independence on 11 November 1975, after the 1974 coup d'état in Lisbon,