May 1984, the 1st Battalion, 4th Infantry began to transition to the M2 Bradley Infantry Fighting Vehicle. The transition was completed in August 1984. In the late 1980s the government again began to reduce the armed forces and the 1st Battalion, 4th Infantry was listed for inactivation, which took place on 16 December 1987 and the unit was relieved from assignment to the 3d Infantry Division. However, the battalion until then known as 1st Battalion, 4th Infantry (Warrior Battalion), then stationed in Aschaffenburg Germany, was reflagged as the 4th Battalion, 7th Infantry (Fighting Fourth), and remained in place as part of the 3d Brigade, 3d Infantry Division. In the summer of 1990, Company C moved from its Pershing II mission and provided security for Operation Steel Box/Golden Python (chemical weapons retrograde from Germany) at Miesau Army Depot. The unit deployed to secure the temporary storage area at the Miesau rail head, guarding over 100,000 toxic chemical artillery projectiles in steel shipping containers. Company C received the Army Superior Unit Award for flawless execution of this security mission. In November 1990, Company C was the first of the 2nd Battalion units to move to the CMTC – Hohenfels, Germany to reactivate as Company C, 1st Battalion, 4th Infantry and assume role as OPFOR. The 2d Battalion, 4th Infantry was inactive until 2004 when it was reactivated at Fort Polk, Louisiana, as part of the 4th Brigade Combat Team, 10th Mountain Division. The 2d Battalion, 4th Infantry deployed to Afghanistan in support of Operation Enduring Freedom in 2006. The 3d Battalion, 4th Infantry Regiment was reactivated on 16 October 2009 in Germany as part of the 170th Infantry Brigade Pershing 2nd Battalion, 4th Infantry Regiment Reorganized and redesignated 15 February 1958 as Headquarters and Headquarters Company, 2nd Battle Group, 4th Infantry, and assigned to the 3rd Infantry Division (organic elements concurrently constituted and activated),Battle Group relieved 18 April 1963 from assignment to the 3rd Infantry Division, Inactivated 3 June 1963 in West Germany. Redesignated 21 July 1969 as the 2nd Battalion, 4th Infantry, and activated at Fort Campbell, Kentucky. On 18 September 1970 the battalion was assigned to the 56th Field Artillery Brigade headquartered in Schwäbisch Gmünd, West Germany. Headquarters and Headquarters Company (HHC) and Company A were garrisoned at Flak Kaserne in Ludwigsburg. Company B was at Nelson Barracks in Neu Ulm and Company C was at Artillery Kaserne in Heilbronn.