United States involvement in the Mexican Revolution with its diplomatic and economic rivals in Mexico, particularly Great Britain and Germany, meant that foreign powers affected the way the Mexican situation played out. When U.S. agents discovered that the German merchant ship, the "Ypiranga", was carrying arms to Huerta's regime, President Wilson ordered troops to the port of Veracruz to stop the ship from docking. The U.S. did not declare war on Mexico city but the U.S. troops carried out a skirmish against Huerta's forces in Veracruz. The "Ypiranga" managed to dock at another port, which infuriated Wilson. On April 9, 1914, Mexican officials in the port of
Buddhist Uprising Walt for improperly interfering in a domestic matter. During the sporadic fighting that followed, the marines gradually pushed the rebel soldiers towards the east of the Tourane River. By that time, the government soldiers had already retaken the Da Nang City Hall and radio station. The rebel soldiers then seized a bridge across the Tourane River, heavily used by the US military, they mined the bridge and the ammunition dump—which contained 6,000 tons— to prevent government soldiers from crossing to the other side. On May 18 the government soldiers were preparing to cross the bridge and rebel gunners opened fire