 The 1st Battalion, 206th Field Artillery of the 39th BCT, along with Battery A, 1st Battalion, 103rd Field Artillery Regiment, Rhode Island National Guard were the main base defense force in 2004, whose missions included gate security, QRF, as well as convoy escort and the inherent Field artillery mission.The 1–206th FA and A/1-103rd FA supplied a Military Assistance Training Team to train, live with and fight alongside the 307th Iraqi National Guard Battalion.The 593rd Corps Support Group was also headquartered at Camp Taji at this time.