Operation Prairie III

Operation Prairie III
Part of the Vietnam War

Marines of Company A, 1st Battalion 9th Marines move through a stream during Operation Prairie III
Date19 March – 19 April 1967
Location
Result US operational success
Belligerents
 United States North Vietnam North Vietnam
Commanders and leaders
MG Wood B. Kyle
BG Michael P. Ryan

Units involved
3rd Battalion, 3rd Marines
3rd Battalion, 4th Marines
1st Battalion, 9th Marines
3rd Battalion, 9th Marines
324B Division
Casualties and losses
56 killed US body count: 252 killed
4 captured

Operation Prairie III was a U.S. Marine Corps operation in Quảng Trị Province, South Vietnam that sought to eliminate People's Army of Vietnam (PAVN) forces south of the Demilitarized Zone (DMZ) that took place from 19 March to 19 April 1967.