White Africans of European ancestry to return to Portugal (the "retornados") as the country's African possessions gained independence in the mid-1970s, while others moved south to South Africa, which now has the largest Portuguese-African population (who between 50–80% came from Madeira), and to Brazil. When Mozambican Civil War (1977–1992) began suddenly, large numbers of both Portuguese-born settlers and Mozambican-born settlers of Portuguese blood went out again. However, after the war in Mozambique, more Portuguese settlers returned and the newer ones settled Mozambique while White Brazilians, especially those of Portuguese descent, moved to Mozambique to work as aid workers and investors and have adopted Mozambique as
Mozambique into 405 "postos". "Postos administrativos" (administrative posts) are the main subdivisions of districts. This name, in use during colonial times, was abolished after independence and was replaced by "localidades" (localities). However, it was re-established in 1986. Administrative posts are headed by a "Secretários" (secretaries), which before independence were called "Chefes de Posto" (post chiefs). Administrative posts can be further subdivided into localities, also headed by secretaries. Mozambique operates a small, functioning military that handles all aspects of domestic national defence, the Mozambique Defence Armed Forces. The official currency is the New Metical (as of March 2018, US$1 is roughly equivalent