When President Woodrow Wilson discovered that an arms shipment was about to arrive in Mexico, he sent a contingent of Marines and sailors to Veracruz to intercept it on April 21, 1914. Over the next few days, street fighting and sniper fire posed a threat to Butler's force, but a door-to-door search rooted out most of the resistance. By April 26, the landing force of 5,800 Marines and sailors secured the city, which they held for the next six months. By the end of the conflict the Americans reported 17 dead and 63 wounded, and the Mexican forces had 126 dead and 195 wounded. After the actions at Veracruz, the U.S. decided to minimize the bloodshed and changed their plans from a full invasion of Mexico to simply maintaining the city of Veracruz. For his actions on April 22, Butler was awarded his first Medal of Honor. The citation reads: