1990s in Angola government, UNITA, and the UN with the governments of Portugal, the United States, and Russia observing, to oversee its implementation. Violations of the protocol's provisions would be discussed and reviewed by the commission. The protocol's provisions, integrating UNITA into the military, a ceasefire, and a coalition government, were similar to those of the Alvor Agreement which granted Angola independence from Portugal in 1975. Many of the same environmental problems, mutual distrust between UNITA and the MPLA, loose international oversight, the importation of foreign arms, and an overemphasis on maintaining the balance of power, led to the protocol's collapse. In January
1970s in Angola governments of Angola, Zambia, and Zaire signed a non-aggression pact. 1970s in Angola The 1970s in Angola, a time of political and military turbulence, saw the end of Angola's War of Independence (1961–1975) and the outbreak of civil war (1975–2002). Agostinho Neto, the leader of the People's Movement for the Liberation of Angola (MPLA), declared the independence of the People's Republic of Angola on November 11, 1975, in accordance with the Alvor Accords. UNITA and the FNLA also declared Angolan independence as the Social Democratic Republic of Angola based in Huambo and the Democratic Republic of Angola based in Ambriz.