Operation Oklahoma Hills

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Operation Oklahoma Hills
Part of Vietnam War
Marines search for enemy supply caches during Operation Oklahoma Hills
Date 31 March – 29 May 1969 Location Quảng Nam Province, South Vietnam Result Allies claim operational success
Belligerents
United States  South Vietnam	North Vietnam
Commanders and leaders
MG Ormond R. Simpson Col. Robert L. Nichols
Units involved
3rd Battalion, 1st Marines 7th Marine Regiment 3rd Battalion, 26th Marines 51st Regiment	31st Regiment 141st Regiment
Casualties and losses
44 killed	US body count: 589 killed

Operation Oklahoma Hills was a clear and search operation during the Vietnam War mounted by the 1st Marine Division and the Army of the Republic of Vietnam (ARVN) 51st Regiment from 31 March to 29 May 1969.