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
Independence movements in Mozambique and 1960s, government suppression of radicalism in Mozambique was severe enough that the important national liberation groups all had to carry on their existences outside the country. The first organisation with full intentions toward national liberation was founded by Mozambican exiles in Rhodesia (now Zimbabwe) and Nyasaland (now Malawi), on October 2, 1960, and called the União Democrática Nacional de Moçambique (UDENAMO). Its founding leader was Adelino Gwambe. Tanganyikan (now Tanzanian) president Julius Nyerere was sympathetic to the nationalists, and in April 1961 UDENAMO moved its headquarters to Tanganyika's capital, Dar es Salaam. Its members at various times included: In