Henry Morton Stanley's first trans-Africa exploration for and successfully found the missionary and explorer Livingstone, greeting him with the famous (though disputed) words: “Dr. Livingstone, I presume?” Stanley's journey had four principal aims, to: There was controversy among earlier explorers as to whether these lakes and rivers were connected to each other and the Nile. Richard Burton thought that Lake Victoria might have a southern inlet, possibly from Lake Albert, meaning that the source of the Nile was not Lake Victoria as Speke had argued. Samuel Baker thought that Lake Albert might have an inlet from Lake Tanganyika. Livingstone thought that Lualaba was the source of
John Hanning Speke gain from the feud such as book publishers and newspapers. Burton was still extremely weak and once he appeared in front of a committee of the RGS he was not able to make a convincing case for his leading a second expedition to settle the outstanding matters about the Nile. The rift widened, and perhaps became irreversible, when Speke was chosen to lead a subsequent expedition instead of Burton. The two presented joint papers concerning the expedition to the Royal Geographical Society on 13 June 1859. Together with James Augustus Grant, Speke left Portsmouth on 27 April 1860 and departed