Rhodesia (region) region fell from prominence after Northern Rhodesia became Zambia in 1964. From then until 1980, "Rhodesia" commonly referred to Southern Rhodesia alone. Since 1980 the term has not been in general use, aside from in a historical context. When whites settled what became "Southern Rhodesia" in 1890, and when the British South Africa Company was chartered to administer "North-Western Rhodesia" and "North-Eastern Rhodesia", it was not under those names, but the names of the parts—"Mashonaland", "Matabeleland", "Barotseland", and so on. The territories were initially collectively referred to as "Zambesia" (Cecil Rhodes's preferred name), "Charterland" (Leander Starr Jameson's proposal) or "the
Northern Rhodesia to justify the capital cost of building a railway to the coast, but expeditions between 1899 and 1901 proved their value. Copper deposits found in Northern Rhodesia before the First World War proved uneconomic to develop. In 1906 Union Minière du Haut Katanga was formed to exploit the Katanga mines. King Leopold wanted a railway entirely in Congolese territory, linked to the Congo River, but in 1908, he agreed with the British South Africa Company to continue the Rhodesian railway to Elizabethville and the mines. Between 1912, when full-scale copper production began, until 1928 when a Congolese line was completed,