United Nations Security Council resolution 571, adopted unanimously on 20 September 1985, after hearing representations from the People's Republic of Angola, the Council recalled resolutions including 387 (1976), 418 (1977), 428 (1978), 447 (1979), 454 (1979), 475 (1980), 545 (1983) and 546 (1984), and expressed its concern at the continuing attacks on the country by South Africa through occupied South West Africa.