Portuguese language in Africa as a second language, in countries like Angola and Mozambique, where Portuguese is an official language, but also in countries like South Africa and Senegal, thanks to migrants coming from Portuguese speaking countries. Some statistics claim that there are over 30 million Portuguese speakers in the continent. Like French and English, Portuguese has become a post-colonial language in Africa and one of the working languages of the African Union (AU) and the Southern African Development Community (SADC). Portuguese co-exists in Guinea-Bissau, Cape Verde, and São Tomé and Principe with Portuguese-based creoles (Upper Guinea and Gulf of Guinea Creoles), and in
West Africa Squadron States Navy assisted the West Africa Squadron, starting in 1820 with , which the US had captured from the Royal Navy in 1815. Initially the US contribution consisted of a few ships, but eventually the Webster-Ashburton Treaty of 1842 formalised the US contribution into the Africa Squadron. In 1867, the Cape of Good Hope Station absorbed the West Coast of Africa Station . In 1942 during World War Two the West Africa Station was revived as an independent command until 1945. Post holders included Post holders included: Post holders included: West Africa Squadron The Royal Navy established the West Africa