CIA's The World Factbook entry for Western Sahara (页面存档备份,存于互联网档案馆): "Western Sahara is a disputed territory on the northwest coast of Africa bordered by Morocco, Mauritania, and Algeria. After Spain withdrew from its former colony of Spanish Sahara in 1976, Morocco annexed the northern two-thirds of Western Sahara and claimed the rest of the territory in 1979, following Mauritania's withdrawal"
CIA's The World Factbook entry for Western Sahara (页面存档备份,存于互联网档案馆): "Western Sahara is a disputed territory on the northwest coast of Africa bordered by Morocco, Mauritania, and Algeria. After Spain withdrew from its former colony of Spanish Sahara in 1976, Morocco annexed the northern two-thirds of Western Sahara and claimed the rest of the territory in 1979, following Mauritania's withdrawal"