John Hanning Speke arrange a better relationship for Mere with another man, without success it seems. Finally, given permission by Mutesa in June 1862 to leave, Speke then travelled down the Nile now reunited with Grant. Because of travel restrictions placed by the local chieftains, slave raiding parties, tribal wars and the difficulty of the terrain, Speke was not able to map the entire flow of the Nile from Lake Victoria north. Why he did not make more efforts to do so is not clear, but the enormous hardships of the journey must have played a large role. By January 1863 Speke and
John Hanning Speke British Outpost to cross the Gulf of Aden and collect specimens in Somaliland for his family's natural history museum in Somerset. This was refused as Somaliland was considered rather dangerous. Speke then asked to join an expedition about to leave for Somaliland led by the already famous Richard Burton who had Lt William Stroyan and Lt. Herne recruited to come along but a recent death left the expedition one person short. Speke was accepted because he had traveled in remote regions alone before, had experience collecting and preserving natural history specimens and had done astronomical surveying. Initially the party split