Grant, in Rockford, Illinois and assigned to the 86th Infantry Division. The brigade, commanded by Brigadier General Lincoln Clark Andrews, was assigned to the 86th Division and deployed to Europe for duty during World War I. It arrived in Bordeaux, France, in September 1918 The combat record of the unit during its World War I service is not clear, but it is known that the 86th Division was depleted when much of its force was used to reinforce other units already on the front lines. Thus, the brigade received a World War I campaign streamer without an inscription, as it was not known to have fought in any engagements. After a cease-fire was signed in 1918, the Brigade returned to the United States. It was demobilized in January 1919 at Camp Grant, and the camp itself was abandoned in 1921. On 24 June 1921 the unit was reconstituted in the Organized Reserves as Headquarters and Headquarters Company, 172nd Infantry Brigade, and again assigned to the 86th Division. It was organized in January 1922 at Springfield, Illinois and went through several redesignations, including Headquarters and Headquarters Company, 172nd Brigade, on 23 March 1925 and Headquarters and Headquarters Company, 172nd Infantry Brigade on 24 August 1936. World War II The Headquarters and Headquarters Company, 172nd Infantry Brigade, was converted and redesignated the 3rd Platoon, 86th Reconnaissance Troop, and assigned to the 86th Infantry Division on 31 March 1942, while the Headquarters and Headquarters Company, 171st Infantry Brigade, became the remainder of the 86th Reconnaissance Troop. On 15 December 1942 the troop was mobilized and reorganized at Camp Howze, in Gainesville, Texas, as the 86th Cavalry Reconnaissance Troop, only to be reorganized and redesignated again on 5 August 1943 as the 86th Reconnaissance Troop, Mechanized. For the majority of the US involvement in World War II it remained stateside, participating in the Third Army #5 Louisiana Maneuvers in 1943, among other exercises, until finally staging at Camp Myles Standish, at Boston, Massachusetts on 5 February 1945 and shipping out from Boston on 19 February 1945. The 86th Reconnaissance Troop arrived in France on 1 March 1945, acclimated and trained, and then moved to Köln, Germany, and participated in the relief of the 8th Infantry Division in defensive positions near Weiden which is now part of Lindenthal on 28–29 March 1945. During its few months of combat duty in Europe, the troop participated in