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
Portuguese Expeditionary Corps Portuguese Expeditionary Corps The Portuguese Expeditionary Corps (CEP, Portuguese: "Corpo Expedicionário Português") was the main military force from Portugal that fought in the Western Front, during World War I. Portuguese neutrality ended in 1916 after the seizure of German merchant ships resulted in Germany declaring war. The expeditionary force was raised soon after and included around 55,000 soldiers. At the outbreak of the First World War, Portugal had declared its neutrality. The country remained neutral until 1916, though occasional skirmishes between Portuguese and German colonial troops occurred in Africa. In March 1916, the Portuguese Government seized a number of merchant