Vietnam 9th Infantry Division Following the Vietnam War the division was stationed at Fort Lewis in Washington. The formal activation ceremony was held on 26 May 1972. Initially the division was organized under the army's Reorganization Objective Army Division system. Parts of the division between 1972 - 1983 were organized as follows: 9th Cavalry Brigade (Air Attack) (activated 18 December 1980) 3rd Squadron, 5th Cavalry 9th Aviation Battalion (activated 21 April 1972) 268th Attack Helicopter Battalion (activated 1 September 1981) Company A, 214th Aviation Battalion (activated 1 July 1981) Division Artillery (activated 21 June 1972) 2nd Battalion, 4th Field Artillery (activated 21 October 1972) 1st Battalion, 11th Field Artillery (activated 21 July 1972) 3rd Battalion, 34th Field Artillery (activated 21 October 1972) 1st Battalion, 84th Field Artillery (activated 21 October 1972) Battery E, 333rd Field Artillery (activated 21 November 1977) Division Support Command Division Material Management Center 9th Medical Battalion 9th Supply & Transportation Battalion 709th Maintenance Battalion 9th Adjutant General Company 9th Finance Company 9th Division Band 100th Ordnance Detachment 1st Battalion, 67th Air Defense Artillery (activated 13 September 1972 - 1 April 1979) 1st Battalion, 4th Air Defense Artillery (activated 1 April 1979) 9th Signal Battalion (activated 21 June 1972) 15th Engineer Battalion (activated 21 June 1972) 109th Military Intelligence Battalion (activated 1 October 1981) Company A (former 335th Army Security Agency Company (activated 21 December 1977 - reorganized 1 October 1981) Company B (former 9th Military Intelligence Company (activated 21 December 1972 - reorganized 1 October 1981) 9th Chemical Company (activated 1 September 1981) 9th Military Police Company 9th Infantry Division (Motorized) From 1983 the division served as the High-Technology Test-Bed (HTTB) for the army. This led to the division to develop the concept of "motorized infantry" from 1983 onward. The motorized infantry division was to be equipped with enhanced technology to give it deployability and fire power and fill the gap between light and heavy divisions. The idea was to create a lighter version of the armored and mechanized divisions, which could be deployed easily by aircraft, while providing more firepower than a light infantry division. Initially the vision was to create three motorized brigades with three new types of infantry battalion: Light Attack Battalion Combined Arms Battalion Light Combined Arms Battalion Heavy The light attack battalions utilized the Fast Attack Vehicles (FAV - later re-designated the Desert Patrol Vehicle). Essentially a Volkswagen-engined dune buggy mounted