The First Army Division West is a division of the

First United States Army First Army is the oldest and longest-established field army of the United States Army. It served as a theater army, having seen service in both World War I and World War II, and supplied the US army with soldiers and equipment during the Korea ...

. With its new role, the First Army developed two subordinate multi-component headquarters – one division to support the western United States and the other to support the eastern United States.

First Army Division East First Army Division East is a division of the First United States Army. With its new role, the First Army developed two subordinate multi-component headquarters – one division to support the eastern United States and the other to support the ...

was activated at

Fort Meade Fort George G. Meade is a United States Army installation located in Maryland, that includes the Defense Information School, the Defense Media Activity, the United States Army Field Band, and the headquarters of United States Cyber Command, the ...

Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...

. First Army Division West was activated on 7 March 2007, at

Fort Carson Fort Carson is a United States Army post located directly south of Colorado Springs in El Paso, Pueblo, Fremont, and Huerfano counties, Colorado, United States. The developed portion of Fort Carson is located near the City of Colorado Springs i ...

Colorado Colorado (, other variants) is a state in the Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the western edge of t ...

, and was transferred to its current headquarters at

Fort Hood Fort Hood is a United States Army post located near Killeen, Texas. Named after Confederate General John Bell Hood, it is located halfway between Austin and Waco, about from each, within the U.S. state of Texas. The post is the headquarters ...

Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...

as part of the 4th Infantry Division realignment. First Army Division West was established by the Department of the Army to provide training and readiness oversight and mobilization operations for an area of responsibility spanning the states and territories west of the

Mississippi River The Mississippi River is the second-longest river and chief river of the second-largest drainage system in North America, second only to the Hudson Bay drainage system. From its traditional source of Lake Itasca in northern Minnesota, it f ...

. Division West partners with USAR and ARNG Leadership, during Pre, Post and De- Mobilization, to advise, assist and train Army formations, Individual Non-unit Replacements, and Department of the Army Civilians in a multi-component, integrated training environment to achieve Department of the Army directed readiness objectives enabling FORSCOM to provide Combatant Commanders trained and ready forces in support of worldwide requirements.

Subordinate Commands

The division is organized into five brigades located throughout the western United States with 37 total battalions. The 85th Division provides trained Observer/Controllers to assist during collective training exercises and mobilizations. :: 5th Armored Brigade CSIB

5th Armored Brigade – Fort Bliss, Texas. ''Formerly the 91st Division's 2nd Brigade.'' :: 120InfantryBdeSSI

120th Infantry Brigade – Fort Hood, Texas. ''Formerly the 75th Division's 2nd Brigade.'' :: US Army 166th Aviation Brigade SSI

166th Aviation Brigade - Fort Hood, Texas :: 181InfantryBdeSSI

181st "Eagle" Infantry Brigade – Fort McCoy, Wisconsin. ''Formerly the 85th Division's 2nd Brigade.'' :: 189th Infantry Brigade SSI

189th "Bayonet" Infantry Brigade –

Joint Base Lewis-McChord A joint or articulation (or articular surface) is the connection made between bones, ossicles, or other hard structures in the body which link an animal's skeletal system into a functional whole.Saladin, Ken. Anatomy & Physiology. 7th ed. McGraw ...

, Washington. ''Formerly the 78th Division's 4th Brigade.'' :: 85th Division SSI

85th "Custer" Army Reserve Support Command (West) - Arlington Heights, Illinois. ''Formerly the 85th Division''

External links

* https://www.first.army.mil/Mission/Units/Division-West/

References

* United States First Army Division West Headquarters, Public Affairs Office {{U.S. Army Divisions of the United States Army Military units and formations established in 2007