Organized  29 June 1921 in the Vermont National Guard as the 1st Battalion, 172d Infantry, an element of the 43d Division (later redesignated as the 43d Infantry Division), with Headquarters at Rutland

Inducted into Federal service 24 February 1941 at home stations

Inactivated 1 November 1945 at Camp Stoneman, California

Reorganized and Federally recognized 19 December 1946 as the 1st Battalion, 172d Infantry, with Headquarters at Rutland

Ordered into active Federal service 5 September 1950 at home stations

(1st Battalion, 172d Infantry [NGUS] organized and Federally recognized 29 January 1953 with Headquarters at Rutland)

Released from active Federal service 15 June 1954 and reverted to state control; concurrently, Federal recognition withdrawn from the 1st Battalion, 172d Infantry (NGUS)

Reorganized and redesignated 1 March 1959 as the 3d Reconnaissance Squadron, 102d Armored Cavalry, and relieved from assignment to the 43d Infantry Division

Reorganized and redesignated 1 April 1963 as the 2d Battalion, 172d Armor, an element of the 86th Infantry Brigade

Reorganized and redesignated 1 February 1964 as the 3d Battalion, 172d Armor, and relieved from assignment to the 86th Infantry Brigade

Reorganized and redesignated 1 February 1968 as the 2d Battalion, 172d Armor, an element of the 50th Armored Division

 (172d Armor withdrawn 1 May 1989 from the Combat Arms Regimental System and reorganized under the United States Army Regimental System)

Reorganized 1 September 1993 as the 2d Battalion, 172d Armor, an element of the 42d Infantry Division

Ordered into active Federal service 15 November 2004 at home stations

Redesignated 1 October 2005 as the 2d Battalion, 172d Armored Regiment

Released from active Federal service 13 May 2006 and reverted to state control

Reorganized 1 September 2007 in the Vermont, Colorado, and Michigan Army National Guard; concurrently, converted and redesignated as the Special Troops Battalion, 86th Infantry Brigade Combat Team, with Headquarters at Northfield

 

CAMPAIGN PARTICIPATION CREDIT

                                               World War II
                                                New Guinea
                                                Northern Solomons (with arrowhead)
                                                Luzon (with arrowhead)

                                                War on Terrorism
                                                Campaigns to be determined

Company C (Wolverines – Wyoming, Michigan), additionally entitled to:

                                                World War I
                                                Aisne-Marne
                                                Oise-Aisne
                                                Meuse-Argonne
                                                Alsace 1918

                                                World War II
                                                Papua
                                                New Guinea (with arrowhead)
                                                Leyte
                                                Luzon

 

DECORATIONS

Philippine Presidential Unit Citation, Streamer embroidered 17 OCTOBER 1944 TO
4 JULY 1945

Company C (Wolverines – Wyoming, Michigan), additionally entitled to:

Presidential Unit Citation (Army), Streamer embroidered PAPUA

French Croix de Guerre with Palm, World War I, Streamer embroidered OISE-AISNE

 

BY ORDER OF THE SECRETARY OF THE ARMY: