sentences:  In addition to Group organization changes, the 336th Ordnance Battalion deployed to Southeast Asia on 26 September 1968.In 1970 three military police units (19th MP CO, 148th MP PLT and 984th MP CO) and the 283rd Aviation Company joined the Group in May; the 40th Supply and Service Company joined the Group in November; and the 195th Maintenance Battalion (another of the Group's original members) inactivated on 4 December.In 1971 the 283rd Aviation Company was transferred to Fort Bragg in June; the 4th Military Police Company joined the Group; and a third original member, the 70th Ordnance Battalion, was inactivated in November.