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 Police destroyed the German Fleet on Lake Tanganyika. In May 1916 all five NRP companies crossed into German East Africa. Combined with the two BSAP companies, in what was misnamed the Southern Rhodesia Column under Lieutenant Colonel R. E. Murray , played a full part in driving the enemy out of Tanganyika. In December 1917 the NRP troops in the field were reorganised into four double companies as the Northern Rhodesia Police Service Battalion. Meanwhile the CID and Town Police had kept on with their work back home. They obtained nearly twice as many convictions in 1917 as in 1914. In