Operation Toan Thang IV

Operation Toan Thang IV
Part of Vietnam War
Date1 November 1969 – 1 May 1970
Location
Result Allied operational success
Belligerents
 United States
 South Vietnam
Provisional Revolutionary Government of the Republic of South Vietnam Viet Cong
 North Vietnam
Commanders and leaders
United States LTG Julian Ewell
South Vietnam LTG Đỗ Cao Trí

Units involved
United States 1st Infantry Division
9th Infantry Division
25th Infantry Division
1st Cavalry Division
11th Armored Cavalry Regiment
199th Light Infantry Brigade
12th Combat Aviation Group
River Patrol Force (TF-116)
South Vietnam 5th Division
18th Division
25th Division
Airborne Division
1st Division
5th Division
7th Division
9th Division
Casualties and losses
United States 685 killed U.S body count: 14,479 killed
5,406 individual and 586 crew-served weapons recovered

Operation Toan Thang IV ("Complete Victory") was a U.S. Army and Army of the Republic of Vietnam (ARVN) operation conducted between 1 November 1969 and 1 May 1970 in the Vietnam War. The operation was designed to keep pressure on Vietcong (VC) and People's Army of Vietnam (PAVN) forces in III Corps.