 After three-and-a-half years of assisting local police and patrolling the city, the task force was released from duty on 28 February 2009.On 1 September 2006, the 256th converted from a separate mechanized infantry brigade into a modular Infantry Brigade Combat Team.The 1st Battalion, 156th Armor inactivated and its personnel were used to form the 2d Squadron, 108th Cavalry.