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
Food security in Mozambique non-existent. Mozambique suffers from multiple plagues. The most devastating by far for agriculture is the red locust, which is endemic in the Pungwe basin. Mozambique is particularly vulnerable to natural disasters such as droughts and floods, with a total of 15 over the last 25 years. These events greatly damaged the rural sector and the country’s overall economy. For example, the floods of 2000 affected some 2 million people, while the droughts of 1994 and 1996 affected 1.5 million people in the southern and central parts of the country. Cyclones in Mozambique occur during the cropping season, from October to