 This was accomplished by reorganizing and reflagging the existing 4th Brigade, 91st Division (Training Support) and assuming the mission to train Army Reserve and National Guard units.In September 2012 elements of HQ 191st Infantry Brigade deployed as an SFAT (Strategic Forces Advisory Team) to eastern Afghanistan in support of Operation ENDURING FREEDOM.The brigade was inactivated at Fort Lewis, Washington, during a ceremony held on 8 January 2014 and elements of the unit were integrated with the 189th Infantry Brigade (Training Support).