512 people are killed when a debris hill from the Sumitomo Besshi copper mine at Niihama, Shikoku, Japan, collapses after heavy rain; 122 houses, a smelting factory, hospital and many other facilities are destroyed. August 29 – General Juan Isidro Jimenes, whose ship had stopped in Cuba while he was on his way to Santo Domingo to become the new President of the Dominican Republic, is arrested by order of U.S. Military Governor Leonard Wood after coming ashore at Santiago de Cuba. Jimenes would soon be released and would become the President on November 15, 1899. August 30 – After taking over the second-largest city in the Dominican Republic, Santiago de los Caballeros, revolutionists proclaim Horacio Vásquez as the Central American nation's President in rebel-controlled territory. At the same time in the capital at Santo Domingo, President Wenceslao Figuereo steps down after only five weeks in office and prepares to leave the city as the rebels approach. August 31 – The Olympique de Marseille association football club is founded in France. September 1899 September 1 – The Nationaltheatret, Norway's national theater, is inaugurated September 2 – In the Battle of Karari at Sudan between the British Army, led by Lord Kitchener, and Sudanese troops commanded by the Mahdi Khalifa Abdullah, 11,000 Sudanese are killed and 1,600 wounded. September 3 – An 8.2 magnitude earthquake shakes the area around Yakutat Bay in Alaska. September 4 – Thomas B. Reed, Speaker of the U.S. House of Representatives, resigns his seat in Congress and the Speaker's office in protest over U.S. President McKinley's support of war with Spain. September 5 – The first labor and management agreement in Denmark is reached between the Danish Federation of Trade Unions and the Danish Employers' Confederation. General Horacio Vasquez, leader of a revolution against the Dominican Republic's President Wenceslao Figuereo, arrives at the capital, Santo Domingo and forms a provisional government. September 6 – The White Star Line's transatlantic ocean liner sails on her maiden voyage. At 17,272 gross register tons and , she is the largest ship afloat, following scrapping of the a decade earlier. September 7 – The first parade of automobiles in U.S. history takes place at Newport, Rhode Island. September 8 – Eduardo Romana is inaugurated as the President of Peru. September 9 – In the retrial of his court-martial, French Army Captain Alfred Dreyfus is again found guilty of treason and