Federation of Rhodesia and Nyasaland 1958 Hastings Banda, the leader of the Nyasaland African Congress (NAC) (later Malawi Congress Party), returned from Great Britain to Nyasaland, while in October the militant Kenneth Kaunda became the leader of the Zambian African National Congress (ZANC), a split from the Northern Rhodesian ANC. The increasingly rattled CAF authorities banned ZANC in March 1959, and in June imprisoned Kaunda for nine months. While Kaunda was in gaol, his loyal lieutenant Mainza Chona worked with other African nationalists to create the United National Independence Party (UNIP), a successor to ZANC. In early 1959, unrest broke out in Nyasaland, which, according
Nyasaland labour migration, mainly of men, to Southern Rhodesia and South Africa. The Nyasaland government estimated that 58,000 adult males were working outside Nyasaland in 1935, but the Southern Rhodesian census of 1931 alone recorded 54,000 male Nyasaland Africans there, so it was probably an underestimate. In 1937, it was estimated that over 90,000 adult males were migrant workers: of these a quarter was thought not to have been in touch with their families for more than five years. By 1945 almost 124,000 adult males and almost adult 9,500 females were known to be absent, excluded those not in touch with