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
Mexican Service Medal June 16, 1919. To be awarded the Mexican Service Medal, a service member was required to perform military duty during the time period of eligibility and in one of the following military engagements. The United States Navy issued the Mexican Service Medal to members of the Navy and Marines who participated in any of the above actions, as well as to service members who served aboard U.S. naval vessels patrolling Mexican waters between April 21 and November 26, 1914, or between March 14, 1916, and February 7, 1917. The Mexican Service Medal was also awarded to any service member who