ARVN: Army of the Republic of Vietnam (South)
DRV: Democratic Republic of Vietnam (North)
FSM: Free Speech Movement
GVN: Government of Vietnam (Siagon)
MAAG: U.S. Military Assistance Advisory Group
MACV: Military Assistance Command, Vietnam (replaces MAAG)
NLF: National Liberation Front (North)
NVA: North Vietnamese Army
PAVN: People's Army of Vietnam (North)
PLAF: People's Liberation Armed Forces (South)
POW: Prisoner of War
SDS: Students for a Democratic Society
VC: Viet Cong
VDC: Vietnam Day Committee