European exploration of Africa and Lake Victoria. It was eventually proved to be the latter from which the Nile flowed. Henry Morton Stanley, who had in 1871 succeeded in finding and succouring Livingstone (originating the famous line "Dr. Livingstone, I presume"), started again for Zanzibar in 1874. In one of the most memorable of all exploring expeditions in Africa, Stanley circumnavigated Victoria Nyanza (Lake Victoria) and Lake Tanganyika. Striking farther inland to the Lualaba, he followed that river down to the Atlantic Ocean—which he reached in August 1877—and proved it to be the Congo. In 1895, the British South Africa Company hired the American
Colonization of the Congo buying sovereignty in exchange for bolts of cloth and trinkets; playing one tribe off another; and if need be, simply shooting an obstructive chief and negotiating with his cowed successor instead. However, as he approached Stanley Falls at the junction between the Congo proper and the Lualaba (close to the general vicinity of Central Africa where he had found Livingstone six years before), it soon became clear that Stanley's men were not the only intruders. Tippu Tip, the most powerful of the Zanzibari slave traders of the 19th century, was well-known to Stanley, as was the social chaos and devastation