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
History of West Africa in this ancient volume clearly show the "Gum Coast", "Grain Coast", "Ivory Coast", and "Gold Coast". Malachy Postlethwayt writes "It is melancholy to observe that a country, which has near ten thousand miles sea-coast, and noble, large, deep rivers, should yet have no navigation; streams penetrating into the very center of the country, but of no benefit to it, innumerable people, without knowledge of each other, correspondence, or commerce." In the Scramble for Africa in the 1880s the Europeans started to colonise the inland of West Africa, they had previously mostly controlled trading ports along the coasts and rivers. Samory