Felice Beato Yokohama silver exchange. From 1884 to 1885 Beato was the official photographer of the expeditionary forces led by Baron (later Viscount) G.J. Wolseley to Khartoum, Sudan, in relief of General Charles Gordon. Briefly back in England in 1886, Beato lectured the London and Provincial Photographic Society on photographic techniques. He arrived in Burma probably in December 1886, after Upper Burma had been annexed by the British in late 1885. Much publicity had been made in the British press about the three Anglo-Burmese Wars, which had started in 1825 and culminated in December 1885 with the fall of Mandalay and the
Khartoum of them diplomats. The US ambassador, the US deputy ambassador, and the Belgian "chargé d'affaires" were murdered. The remaining hostages were released. A 1973 United States Department of State document, declassified in 2006, concluded: "The Khartoum operation was planned and carried out with the full knowledge and personal approval of Yasser Arafat." In 1977, the first oil pipeline between Khartoum and the Port of Sudan was completed. Throughout the 1970s and 1980s, Khartoum was the destination for hundreds of thousands refugees fleeing conflicts in neighboring nations such as Chad, Eritrea, Ethiopia, and Uganda. Many Eritrean and Ethiopian refugees assimilated into