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
West Africa Squadron courts were established along the African Coast. In 1807, a Vice Admiralty Court was established in Freetown, Sierra Leone. In 1817, several Mixed Commission Courts were established, replacing the Vice Admiralty Court in Freetown. These Mixed Commission Courts had officials from both Britain and foreign powers, with Anglo-Portuguese, Anglo-Spanish, and Anglo-Dutch courts being established in Sierra Leone. Far from the "Pax Britannica" style policing of the 1840s and 1850s, early efforts to suppress the slave trade were often ineffectual due to a desire to keep on good terms with other European powers. The actions of the West Africa Squadron were