| Operation Toan Thang IV | |||||||
|---|---|---|---|---|---|---|---|
| Part of Vietnam War | |||||||
| |||||||
| Belligerents | |||||||
 United States South Vietnam |
 Viet Cong North Vietnam | ||||||
| Commanders and leaders | |||||||
|
LTG Julian Ewell LTG Đỗ Cao Trí |
| ||||||
| Units involved | |||||||
|
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) 5th Division18th Division 25th Division Airborne Division |
1st Division 5th Division 7th Division 9th Division | ||||||
| Casualties and losses | |||||||
|
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.