Prime Minister of Rhodesia held the post until the end of Federation on 31 December 1963. When Northern Rhodesia gained independence as Zambia on 24 October 1964, Southern Rhodesia began to refer to itself simply as "Rhodesia". Prime Minister Ian Smith's government issued a Unilateral Declaration of Independence from Britain in 1965, and he remained Prime Minister when the country was declared a republic in 1970. Under the Internal Settlement in 1979, after a long period of conflict, the country became known as Zimbabwe-Rhodesia, with Abel Muzorewa as its first black Prime Minister. None of these acts were recognised internationally, and under the Lancaster
Northern Rhodesia discuss local affairs in English. In 1948 the Federation changed its name to the Northern Rhodesia Congress and Godwin Mbikusita Lewanika, who had an aristocratic Barotse background, became its first president. In the late 1940s several local trade unions representing African miners merged to form the Northern Rhodesian African Mineworkers' Union. Under Mbikusita Lewanika, Congress gradually developed as a political force. It had some radical policies, but Mbikusita Lewanika favoured gradualism and dialogue with the settler minority. In 1950 and 1951 he failed to deliver a strong anti-Federation message and in 1951 Mbikusita Lewanika was voted out of office and