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
Northern Rhodesia districts. The British South Africa Company was responsible for building the Rhodesian railway system in the period of primary construction which ended in 1911, when the main line through Northern Rhodesia crossed the Congo border to reach the Katanga copper mines. Rhodes' original intention was for a railway extending across the Zambezi to Lake Tanganyika, but when little gold was found in Mashonaland, he accepted that the scheme to reach Lake Tanganyika had no economic justification. Railways built by private companies needed traffic that can pay high freight rates, such as large quantities of minerals. A line from Kimberley reached