The 3rd Chemical Brigade is a training brigade

Brigade

A brigade is a major tactical military formation that is typically composed of two to five battalions, plus supporting elements depending on the era and nationality of a given army and could be perceived as an enlarged/reinforced regiment...

 of the United States Army

United States Army

The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...

 based at Fort Leonard Wood

Fort Leonard Wood (military base)

Fort Leonard Wood is a United States Army installation located in the Missouri Ozarks. The main gate is located on the southern boundary of St. Robert. The post was created in December 1940 and named in honor of General Leonard Wood, former Chief of Staff, in January 1941...

, Missouri

Missouri

Missouri is a US state located in the Midwestern United States, bordered by Iowa, Illinois, Kentucky, Tennessee, Arkansas, Oklahoma, Kansas and Nebraska. With a 2010 population of 5,988,927, Missouri is the 18th most populous state in the nation and the fifth most populous in the Midwest. It...

, retaining for historic reasons its name.

Organization

• 3rd Chemical Brigade
  • Headquarters and Headquarters Battery
  • 1st Battalion, 48th Infantry Regiment (Basic Combat Training)
  • 2nd Battalion, 10th Infantry Regiment (Basic Combat Training)
  • 3rd Battalion, 10th Infantry Regiment (Basic Combat Training)
  • 58th Transportation Battalion (Transportation Training)
  • 84th Chemical Battalion (CBRN Training)

History

The 3rd Chemical Brigade was first constituted on 1 January 1942 as the 3rd Chemical Battalion. It was activated at Fort Benning

Fort Benning

Fort Benning is a United States Army post located southeast of the city of Columbus in Muscogee and Chattahoochee counties in Georgia and Russell County, Alabama...

, Georgia

Georgia (U.S. state)

Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

.

The unit was reorganized and redesignated as the 3rd Chemical Mortar Battalion on 11 March 1945. It was inactivated on 2 January 1946 at Camp Patrick Henry

Camp Patrick Henry

Camp Patrick Henry is a decommissioned United States Army base which was located in Warwick County, Virginia. After World War II, the site was redeveloped as a commercial airport, and became part of City of Newport News in 1958 when the former City of Warwick and Newport News were politically...

, Virginia

Virginia

The Commonwealth of Virginia , is a U.S. state on the Atlantic Coast of the Southern United States. Virginia is nicknamed the "Old Dominion" and sometimes the "Mother of Presidents" after the eight U.S. presidents born there...

.

The unit reactivated at Fort Bragg

Fort Bragg (North Carolina)

Fort Bragg is a major United States Army installation, in Cumberland and Hoke counties, North Carolina, U.S., mostly in Fayetteville but also partly in the town of Spring Lake. It was also a census-designated place in the 2010 census and had a population of 39,457. The fort is named for Confederate...

, North Carolina

North Carolina

North Carolina is a state located in the southeastern United States. The state borders South Carolina and Georgia to the south, Tennessee to the west and Virginia to the north. North Carolina contains 100 counties. Its capital is Raleigh, and its largest city is Charlotte...

 on 18 September 1950, but again inactivated there on 5 February 1953. On 20 September 1989, the unit was disbanded.

The unit reconstituted on 1 October 1999 in the Regular Army and was redesignated as 3rd Chemical Brigade. Command of the unit was transferred to the United States Army Training and Doctrine Command

United States Army Training and Doctrine Command

Established 1 July 1973, the United States Army Training and Doctrine Command is an army command of the United States Army headquartered at Fort Eustis, Virginia. It is charged with overseeing training of Army forces, the development of operational doctrine, and the development and procurement of...

, and activated at Fort Leonard Wood

Fort Leonard Wood (military base)

Fort Leonard Wood is a United States Army installation located in the Missouri Ozarks. The main gate is located on the southern boundary of St. Robert. The post was created in December 1940 and named in honor of General Leonard Wood, former Chief of Staff, in January 1941...

, Missouri

Missouri

Missouri is a US state located in the Midwestern United States, bordered by Iowa, Illinois, Kentucky, Tennessee, Arkansas, Oklahoma, Kansas and Nebraska. With a 2010 population of 5,988,927, Missouri is the 18th most populous state in the nation and the fifth most populous in the Midwest. It...

.