Demographics of Mozambique are dominant in the northern part of the country — the Sena and Shona (mostly Ndau) are prominent in the Zambezi valley, and the Shangaan (Tsonga) dominate in southern Mozambique. Other groups include Makonde, Yao, Swahili, Tonga, Chopi, and Nguni (including Zulu). The country is also home to a growing number of white residents, most with Portuguese ancestry. During colonial rule, European residents hailed from every Mozambican province, and at the time of independence the total population was estimated at around 360,000. Most vacated the region after independence in 1975, emigrating to Portugal as "retornados". There is also a larger
Economy of Mozambique of 90 percent of the ethnic Portuguese citizens during and after the independence process which was concluded on June 25, 1975. Portuguese population's rapid exodus left the Mozambican economy in disarray. The situation was exacerbated by the Mozambican Civil War (1977–1992) during the following years that destroyed the remaining wealth and left the former Portuguese Overseas Province in a state of absolute disrepair. Mozambique became an independent state in 1975. The exodus of trained Portuguese and the eruption of the Mozambican Civil War in 1977 opposing RENAMO to FRELIMO, drove the country to absolute chaos. Mozambique became an independent nation