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Operation Idaho Canyon

Operation Idaho Canyon
Part of Vietnam War

3/3 Marines cross a stream near Mutter's Ridge
Date21 July – 25 September 1969
Location
Result U.S. operational success
Belligerents
United States Vietnam North Vietnam
Commanders and leaders
MG William K. Jones
Col. Wilbur F. Simlik

Units involved
1st Battalion, 3rd Marines
2nd Battalion, 3rd Marines
3rd Battalion, 3rd Marines
Company I, 3rd Battalion, 4th Marines
1st Battalion, 11th Infantry Regiment
Company C, 1st Battalion, 77th Armored Regiment
9th Regiment, 304th Division
Casualties and losses

US body count: 563 killed
201 weapons recovered

Operation Idaho Canyon was a United States Marine Corps operation in north-central Quảng Trị Province, South Vietnam from 21 July to 25 September 1969.