1964 Summer Olympics Niger, Northern Rhodesia, Senegal, and Tanzania (as "Tanganyika"). Northern Rhodesia achieved full independence as Zambia on the same day as the closing ceremony. Athletes from Southern Rhodesia competed under the banner of Rhodesia; this was the last of three appearances at the Summer Olympics by a Rhodesian representation. Zimbabwe would later make its first appearance at the 1980 Summer Olympics. Athletes from East Germany and West Germany competed together as the United Team of Germany, as they had done previously in 1956 and 1960. Indonesia was banned from the 1964 Olympics, due to its refusal to allow Israeli and Taiwanese
Northern Rhodesia these copper deposits could not be exploited commercially until the Southern Rhodesian railway had extended across the Zambezi and continued northward, to reach the Belgian Congo border, which it did in 1909. By that time, mining had started in Katanga, where rich copper oxide ores occurred near the surface. In Northern Rhodesia, the surface ores were of poorer quality, and copper was only worked intermittently at Bwana Mkubwa, until in 1924 rich copper sulphide ores were discovered about 100 feet below the surface. Prior to 1924, there had not been significant exploitation of Northern Rhodesia's mineral resources: there was some