Portugal granted independence to Angola on November 11, 1975, without establishing a new government. The Popular Movement for the Liberation of Angola (Movimento Popular de Libertação de Angola; MPLA), led by Agostinho Neto and based in Luanda, took power, an act that was internationally, though not universally, recognized. The constitution of 1975 established a one-party state headed by a president who was also chairman of the MPLA, which declared itself a Marxist-Leninist vanguard party in 1977. The positions of prime minister and deputy prime minister were abolished in 1978, with a prime minister not appointed again until 1991; a National ...(100 of 12943 words)