The 1st Squadron, 180th Cavalry Regiment is a formation of the United States Army, headquartered in McAlester, Oklahoma. It is a part of the 45th Infantry Brigade Combat Team, Oklahoma Army National Guard and is one of the oldest units in the brigade. The 180th Infantry Regiment (redesignated to Cavalry in 2008) saw action during World War I as the 142nd Infantry Regiment of the 36th Infantry Division (Texas and Oklahoma) and World War II and the Korean War as part of the 45th Infantry Division and again in Afghanistan and Iraq as part of the 45th Infantry Brigade. History The 1st Infantry Regiment, Oklahoma Volunteer Militia was first formed on 2 May 1890 and organized as the Oklahoma National Guard on 21 December 1895. Three years later with impending hostilities between the United States and Spain, the Oklahoma and Indian Territories Guard and those of the Territories of Arizona and New Mexico would be consolidated to form the 1st Regiment Territorial Volunteer Infantry, United States Volunteers. This regiment was mustered into federal service 4–23 July 1898 but too late to join the fighting in Cuba, the regiment mustered out on 11–15 February at Albany, GA. On 20 March 1916 Pancho Villa, a Mexican hero and revolutionary raided the town of Columbus, New Mexico. President Woodrow Wilson ordered Regular Army and Guard units to border patrol duty and expeditions into Mexico to hunt down the hero. Villa would not be caught, but the former 1st Infantry Regiment, Oklahoma National Guard which had been reorganized in 1899 as the 1st Regiment of Infantry, was ordered to federal service 27 June-1 July 1916 at Fort Sill, OK, for this duty and mustered out 1 March 1917 at Fort Sill. World War I It was called back to federal service on 31 March 1917 and assigned on 18 July 1917 to the 36th Division (Oklahoma and Texas). It was drafted into federal service on 5 August 1917 at Fort Sill and was consolidated on 15 October 1917 with 7th Infantry, Texas National Guard, and redesignated as 142nd Infantry. At the same time the 3rd Infantry, Oklahoma National Guard was organized in Eastern Oklahoma for service at home and was federally recognized on 3 September 1918. The 36th Division was demobilized on 17 June 1919 at Camp Bowie, TX. During World War I, two Oklahoma members of the 142nd Regiment were presented with the