157th Infantry Brigade ( United States ) The 157th Infantry Brigade is an active / reserve component ( AC / RC ) unit based at Camp Atterbury , Indiana . The unit is responsible for training selected United States Army Reserve and National Guard units . The unit was activated using the assets of the 5th Brigade , 87th Division . The brigade is a subordinate unit of First Army Division East . Activation . The 79th Division " Liberty " Division , also known as the " Lorraine " Division , was a National Army division established 5 August 1917 by the War Department to be formed at Camp Meade , Maryland . The division was commanded by Maj . Gen . Joseph E . Kuhn . Draftees were from Pennsylvania and Maryland . Movement overseas commenced on 6 July 1918 and was completed by 3 August 1918 . Primary units included the 157th Infantry Brigade , consisting of the 313th Infantry Regiment , 314th Infantry Regiment , and 311th Machine Gun Battalion . The 157th Infantry Brigade was commanded by Brig . Gen . William J . Nicholson . One the Army ' s most expert cavalry officers , he was seldom seen off his horse at Camp Meade . Shrouded in secrecy , the brigade left from Hoboken , New Jersey in July 1918 on the SS Leviathan , a speedy ex - German liner that arrived at Brest , France the morning of 15 July 1918 . They trained for two months at Champ Little behind the French lines . On 26 September 1918 they " went over the top " in the Meuse - Argonne offensive . In a period of heartbreaking losses , the men struggled through nine kilometers of barbed wire and pot - marked earth . They destroyed German defenses that were said to be impregnable . That night they were on the outskirts of Montfaucon , headquarters of the enemy command . The 313th fought until the end , 11 November 1918 . Gen . John J . Pershing commended the men of the 79th Division , and especially the 313th Infantry Regiment whose forces penetrated deeper into enemy territory then any other outfit . The 157th Infantry Brigade ( Mechanized ) was reactivated on 3 January 1963 in Upper Darby , Pennsylvania using assets from the inactivating 79th Infantry Division . It moved to Horsham on 31 January 1968 , where it remained until its inactivation on 1 September 1995 during the post - Cold War drawdown . In 2006 , as part of the Army ' s Transformation Plan , the 5th Brigade , 87th Division was reflagged as the 157th Infantry Brigade . Organization from 1963 to 1995 . The unit consisted of : Organization . The unit is currently composed of : For further information see " The Brigade , A History " by John J . McGrath from the Combat Studies Institute Press , Fort Leavenworth , Kansas . Lineage . Constituted 5 August 1917 in the National Army as Headquarters , 158th Infantry Brigade , and assigned to the 79th Division Organized 25 August 1917 at Camp Meade , Maryland Demobilized 7 June 1919 at Camp Dix , New Jersey Reconstituted 24 June 1921 in the Organized Reserves as Headquarters and Headquarters Company , 157th Infantry Brigade , and assigned to the 79th Division Organized in November 1921 at Wilkes - Barre , Pennsylvania Redesignated 23 March 1925 as Headquarters and Headquarters Company , 157th Brigade Redesignated 24 August 1936 as Headquarters and Headquarters Company , 157th Infantry Brigade Converted and redesignated 12 February 1942 as the 79th Reconnaissance Troop ( less 3d Platoon ) , 79th Division ( Headquarters and Headquarters Company , 158th Infantry Brigade , concurrently converted and redesignated as the 3d Platoon , 79th Reconnaissance Troop , 79th Division ) Troop ordered into active military service 15 June 1942 and reorganized at Camp Pickett , Virginia , as the 79th Cavalry Reconnaissance Troop , an element of the 79th Division ( later redesignated as the 79th Infantry Division ) Reorganized and redesignated 2 August 1943 as the 79th Reconnaissance Troop , Mechanized Inactivated 11 December 1945 at Camp Kilmer , New Jersey Activated 28 January 1947 at Philadelphia , Pennsylvania , as the 79th Mechanized Cavalry Reconnaissance Troop Reorganized and redesignated 15 July 1949 as the 79th Reconnaissance Company Inactivated 20 April 1959 at Philadelphia , Pennsylvania Converted and redesignated ( less 3d Platoon ) 5 November 1962 as Headquarters and Headquarters Company , 157th Infantry Brigade , and relieved from assignment to the 79th Infantry Division ( 3d Platoon , 79th Reconnaissance Company , concurrently redesignated as Headquarters and Headquarters Company , 158th Infantry Brigade – hereafter separate lineage ) Brigade activated 7 January 1963 at Upper Darby , Pennsylvania Location changed 31 January 1968 to Horsham , Pennsylvania Inactivated 1 September 1995 at Horsham , Pennsylvania Withdrawn 24 October 1997 from the Army Reserve and allotted to the Regular Army ; Headquarters concurrently activated at Fort Jackson , South Carolina Inactivated 16 October 1999 at Fort Jackson , South Carolina Activated 1 December 2006 at Fort Jackson , South Carolina