West Africa West Africa West Africa is the westernmost region of Africa. West Africa has been defined as including 17 countries: Benin, Burkina Faso, the island nation of Cape Verde, Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Mauritania, Niger, Nigeria, the islands of Saint Helena, Ascension and Tristan da Cunha, Senegal, Sierra Leone and Togo. The population of West Africa is estimated at about /1e6 round 0 million people as of . Studies of human mitochondrial DNA suggest that all humans share common ancestors from Africa, originated in the southwestern regions near the coastal border of Namibia and Angola at the
South West Africa Republic of Namibia on 21 March 1990, although Walvis Bay and the Penguin Islands were only incorporated into Namibia in 1994. The South African authorities established 10 bantustans in South West Africa in the late 1960s and early 1970s in accordance with the Odendaal Commission, three of which were granted self-rule. These bantustans were replaced with separate ethnicity based governments in 1980. South West Africa South West Africa (; ; ) was the name for modern-day Namibia when it was under South African administration, from 1915 to 1990. Previously the colony of German South West Africa from 1884, it was