ocr: In1953, the British colony ofSouthemn Rhodesia (Zimbabwe) became part oft the Federation ofl Rhodesia and Nyasaland with Northern Rhodesia (Zambia) and Nyasaland (Malawi). la - 1959 African National Congress (ANC), led by Joshua Nkomo, banned. la 1961 Nkomo forms ZAPU. la 1962 ZAPU banned. Racial segregationist Rhodesian Front (RF) wins elections. Winston Field prime minister. la 1963 African nationalists in Northern Rhodesia and Nyasaland demand dissolution ofFederation. ZANU, offshoot ofZAPU,formed by Rev. Sithole and Robert Mugabe. lE 1964 Ian Smith new RF prime minister. British conditions ...