In 1981, I Corps was reactivated at Fort Lewis. On 12 October 1999, General Eric K. Shinseki, Chief of Staff of the Army, announced I Corps would lead the acceleration of Army transformation, training and the initial creation of the first two Stryker Brigade Combat Teams at Fort Lewis. Since 11 September 2001, I Corps and Fort Lewis assets have been active in providing support for Global War on Terrorism operations, including Operation Noble Eagle (Homeland Defense), Operation Enduring Freedom (Afghanistan) and Operation Iraqi Freedom.