Constitution of Angola to remain president until 2022. Angola was a colony of Portugal for more than 400 years from the 15th century. Demands for independence picked up momentum during the early 1950s. The principal protagonists included the MPLA, founded in 1956, the National Front for the Liberation of Angola (FNLA), which appeared in 1961, and the UNITA, founded in 1966. After many years of conflict that weakened all of the insurgent parties, Angola gained independence on 11 November 1975, after the Carnation Revolution in Portugal overthrew the Portuguese regime headed by Marcelo Caetano. A fight for dominance broke out immediately between the
Angola–Soviet Union relations United States, the People's Republic of China and the Mobutu government in Zaïre. The United States, South Africa, and several other African nations also supported Jonas Savimbi's National Union for the Total Independence of Angola (UNITA), whose ethnic and regional base lies in the Ovimbundu heartland of central Angola. The government of the Soviet Union, well aware of South African activity in southern Angola, flew Cuban soldiers into Luanda one week before November 11, 1975, the date on which Angolan nationalists had agreed to declare independence. While Cuban officers led the mission and provided the bulk of the troop force,