Angola–Cuba Declaration of 1984 which was called the Colonial War. The principal protagonists included the People's Movement for the Liberation of Angola (MPLA), founded in 1956, the National Front for the Liberation of Angola (FNLA), which appeared in 1961, and the National Union for the Total Independence of Angola (UNITA), founded in 1966. After many years of conflict that weakened all of the insurgent parties, Angola gained its independence on 11 November 1975, after the 1974 coup d'état in Lisbon, Portugal, which overthrew the Portuguese régime headed by Marcelo Caetano. Portugal's new revolutionary leaders began in 1974 a process of political change at home
Cuban intervention in Angola Cuban intervention in Angola In November 1975, on the eve of Angola's independence, Cuba launched a large-scale military intervention in support of the leftist People's Movement for the Liberation of Angola (MPLA) against United States-backed interventions by South Africa and Zaire in support of two right-wing independence movements competing for power in the country, the National Liberation Front of Angola (FNLA) and the National Union for the Total Independence of Angola (UNITA). By the end of 1975 the Cuban military in Angola numbered more than 25,000 troops. Following the withdrawal of Zaire and South Africa, Cuban forces remained in Angola