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
Portuguese Mozambicans more white emigration and settlement to the region, and Mozambique had 370,000 Portuguese settlers, who improved its economy, by the 1960s. It was during this time that António de Oliveira Salazar led Portugal, in which several thousands of Portuguese citizens fled to other countries, especially neighbouring Rhodesia and South Africa as well as Brazil and the United States. Blacks and some "mestiços" and whites revolted against Portuguese rule in 1974. The return to liberal democracy in Portugal led to the independence of its overseas colonies in 1975. By July 1975 around 80,000 Portuguese Mozambicans were left in the country from