Northern Rhodesia the British South Africa Company administered territory of North-Western Rhodesia (now in Zambia), and Portuguese Angola although its boundary with Angola was not marked-out on the ground until later. The northern border of the British territory in North-Eastern Rhodesia and the British Central Africa Protectorate was agreed as part of an Anglo-German Convention in 1890, which also fixed the very short boundary between North-Western Rhodesia and German South-West Africa, now Namibia. The boundary between the Congo Free State and British territory was fixed by a treaty in 1894, although there were some minor adjustments up to the 1930s. Boundaries with
1964 Southern Rhodesian independence referendum made a Unilateral Declaration of Independence, making the country a de facto independent state until returning to British colonial rule in 1979 following the Lancaster House Agreement.The British Government did not accept Southern Rhodesian independence as the referendum was not representative of all of Southern Rhodesia. Voter turnout was 61.9%. 1964 Southern Rhodesian independence referendum A referendum on independence was held in Southern Rhodesia on 5 November 1964. The question put to voters was "Are you in favour of or against Southern Rhodesia obtaining independence on the basis of the 1961 Constitution of Southern Rhodesia. Ian Smith called a meeting