The regiment was ordered into active military service 15 April 1943 and reorganized at Fort Leonard Wood, Missouri.[2] The regiment participated in the Louisiana Maneuvers in January 1944. The regiment departed Camp Shanks on 22 October 1944 through the New York Port of Embarkation. The regiment fought across France and Germany, entering Germany on 10 March 1945.
In July 1943, the regiment was organized with 3,256 officers and enlisted men:[3]
From 1 March 1952, until 15 April 1997, the regiment served as a training unit under the 95th Training Division working with other units of the Army Reserve.
Current Assignment
The 1st Battalion is a Regular Army unit assigned to the 181st Infantry Brigade at Fort McCoy, Wisconsin with a mission to train Brigade Support Battalions.
The 2nd Battalion is a Regular Army unit assigned to the 166th Aviation Brigade at Fort Hood, Texas with a mission to train Aviation Battalions.
1st Battalion supporting JRTC Rotation 16–03 with 3-340th BEB and 1-337th BSB
Description: On a background equally divided horizontally white and red, 3+1⁄4 inches (83 mm) high and 2+1⁄2 inches (64 mm) wide at the base and 2+1⁄8 inches (54 mm) wide at top, a black block letter "A", 2+3⁄4 inches (70 mm) high, 2 inches (51 mm) wide at the base and 1+5⁄8 inches (41 mm) wide at top, all members 7⁄16 inch (11 mm) wide, all enclosed within a 1⁄8 inch (3.2 mm) Army Green border.
Symbolism:
The red and white of the background are the colors used in flags for Armies.
The letter "A" represents "Army" and is also the first letter of the alphabet suggesting "First Army."
Description/Blazon A Gold color metal and enamel device 1+5⁄32 inches (29 mm) in height overall consisting of a shield blazoned: Gules, on a bend Or an arrow of the field, in sinister chief the head of a Native American warrior of the second dressed with five feathers in scalp lock Sable fimbriated Yellow. Attached below the shield a Gold scroll inscribed "ALTAHA ABILIA" in Black letters.
Symbolism The five feathers on the Native American's head represent the five Indian tribes of the State of Oklahoma, the state in which the regiment has traditionally been associated. These tribes are Cherokee, Choctaw, Chickasaw, Creeks, and Seminoles. The red arrow is symbolic of the regiment always pointing forward and underlies the unit's motto of "Always Ready." The red background of the shield reflects valor.
Background The distinctive unit insignia was approved on 1 October 1999.
Shield: Gules, on a bend Or an arrow of the field, in sinister chief the head of Native American warrior of the second dressed with five feathers in scalp lock Sable fimbriated Yellow.
Crest: That for regiments and separate battalions of the Army Reserve: From a wreath Or and Gules, the Lexington Minute Man Proper. The statue of the Minute Man, Captain John Parker (H.H. Kitson, sculptor), stands on the common in Lexington, Massachusetts.
Motto: ALTAHA ABILIA (Always Ready).
Shield: The five feathers on the Native American's head represent the five Indian tribes of the State of Oklahoma, the state in which the regiment has traditionally been associated. These tribes are Cherokee, Choctaw, Chickasaw, Creeks and Seminoles. The red arrow is symbolic of the regiment always pointing forward and underlies the unit's motto of "Always Ready." The red background of the shield reflects valor.
Crest: The crest is that of the U.S. Army Reserve.
Background: The coat of arms was approved on 1 October 1999