Portuguese language in Africa more recent migrations of refugees (some of whom speak Portuguese) to neighbouring countries such as Democratic Republic of Congo, Namibia, Zambia and South Africa. Other migrations involved returning Afro-Brazilian ex-slaves to places such as Nigeria, Benin, Togo, Angola and Mozambique. There are also some returning white Portuguese African refugees and their descendants from Brazil, Portugal, and South Africa to their former African controlled territories, mostly to Angola (up to 500,000) and Mozambique (350,000), and most importantly, there is the arrival of Portuguese post-colonial expatriates in Angola in the recent years, because of Portugal's economic interests and the Angolan economic boom.
São Tomean Portuguese São Tomean Portuguese São Toméan Portuguese ( or ) is a dialect of Portuguese spoken in São Tomé and Príncipe. It contains many archaic features in pronunciation, vocabulary, grammar, and syntax, similar to Angolan Portuguese. It was once the dialect of the owners of the "roças" and the middle class, but now it is the dialect of the lower and middle classes, as the upper class often uses modern European Portuguese standard pronunciation, which is now also used by lower and middle classes. São Tomé is the third country in order of percentage of Portuguese speakers (after Portugal and Brazil),