Operation Name

CTZ

TAO

Start Date

End Date

Allied Units Involved

Enemy Units Involved

Allied KIA

Allied WIA

Allied MIA

Enemy KIA

Objective of Operation

Descriptive Narrative of Operation

Sources Used in Archive

Meadowlark

9/5/1966

9/29/1966

11th Armored Cavalry (USA)

deployment of the 11th Armored Cavalry from Vung Tau to Long Binh

Preliminary Checklist Of United States Military Operations In Southeast Asia

Attleboro

III

War Zone C, Tay Ninh Province

9/14/1966

11/25/1966

196th Light Infantry Brigade and 2d Brigade,25th Infantry Division (USA); 1st Infantry "Big Red One" Division (USA); 1st Battalion, 27th Infantry (USA); 3d Brigade, 4th Infantry Division (USA); 173d Airborne Brigade(USA); 11th Armored Cavalry (USA); ARVN

9th VC Division (101st PAVN Regiment, 271st, 272d, and 273d VC Regiments)

155

494

1,106

A search-and-destroy operation meant to combat test the 196th Light Infantry Brigade against "light" guerrilla opposition

This operation began as a single battalion air assault leading to a search-and-destroy mission. By the time it ended in November, it had expanded into the largest U.S. Joint operation of the war at that time.

Vietnam: Order Of Battle, by Shelby L. Stanton; The Encyclopedia Of The Vietnam War: A Political, Social & Military History, edited by Spencer C. Tucker; Historical Atlas Of The Vietnam War, by Harry G. Summers, Jr.; Preliminary Checklist Of United States

Hickory

III

Bien Hoa Province

10/6/1966

10/15/1966

3d Squadron, 11th Armored Cavalry (USA)

search and destroy, reconnaissance operation

Preliminary Checklist Of United States Miiltary Operations In Southeast Asia

Uniontown (1966-1967)

III

Long Binh Area

10/11/1966

11/17/1967

173d Airborne Brigade (USA); 199th Infantry Brigade (Light)(Separate)(USA); 11th Armored Cavalry (USA)

Strategic defense of Long Binh Area

Preliminary Checklist Of United States Military Operations In Southeast Asia

Atlanta

III

Long Khang, Phuoc Tuy, Hau Nghia and Binh Duong Provinces, the Iron Triangle area

10/20/1966

12/8/1966

11th Armored Cavalry (USA)

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Dan Tam 81

III

Long Khanh and Binh Tuy Provinces

11/16/1966

1/12/1967

11th Armored Cavalry (USA) (December 8 - 30, 1966); 10th ARVN Division

rice harvest security

Alexandria

Duc Thanh and Xuan Loc Provinces

12/4/1966

12/5/1966

11th Armored Cavalry (USA)

search-and-destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Glenn Burnie

III

1/2/1967

1/3/1967

3d Squadron, 11th Armored Cavalry (USA)

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Cedar Falls (Operation Niagara - Cedar Falls)

III

Iron Triangle, 25 miles northwest of Saigon including the Thanh Dien Forest Reserve; VC Military Region 4 Headquarters; Ben Suc and surrounding villages; Binh Duong, Hau Nghia and Tay Ninh Provinces

1/8/1967

1/27/1967

2d and 3d Brigades, 1st Infantry Division (USA); 3d Brigade, 4th Infantry Division (USA); 1st Division, 26th Infantry (USA); 2d Brigade, 25th Infantry Division (USA); 199th Light Infantry Brigade (USA); 196th Infantry Brigade (Light, USA); 173d Airborne B

165th and 272d VC Regiments; VC Main Force Phu Loi Battalion

72 (USA); 11 (ARVN)

337 (USA); 8 (ARVN)

720-750 (VC)

To interdict VC control of the transportation and communications network in the area; search and destroy operation to seal off the Iron Triangle and crush everything within it

The II Field Force (IIFFV) chose a "hammer-and-anvil" attack to be used on the target, with the anvil along the Saigon River at the southwestern boundary of the Iron Triangle and the hammer to swing through the triangle. The local residents were evacuated

Junction City

III

War Zone C, Tay Ninh Province and bordering provinces, 70 miles north of Saigon

2/21/1967

5/14/1967

1st, 4th, 9th and 25th Infantry Divisions (USA); 3d Brigade, 4th Infantry Division (USA); 196th Infantry Brigade (Light, USA); 11th Armored Cavalry Regiment; 173d Airborne Brigade; Task Force Alpha's 1st and 5th Battalions (VMC); TF Wallace's 35th and 36t

9th VC Division; 272d VC Regiment; 273d VC Regiment; 101st PAVN Regiment

282

1,576

2,728

To search out and destroy the VC and PAVN in the area; to destroy the Central Office for South Vietnam, the enemy's headquarters in the south; to establish a Special Forces CIDG camp and airfield at Prek Klok from which to monitor enemy movement

Phase I: February 21-March 14; Phase II: March 15-April 15; Phase III: April 16-May 14. As one of the largest Allied offensive operations in the war, JUNCTION CITY involved four ARVN and 22 U.S. battalions.

Vietnam: Order Of Battle, by Shelby L. Stanton: The Encyclopedia Of The Vietnam War: A Political, Social & Military History, edited by Spencer C. Tucker; Preliminary Checklist Of United States Military Operations In Southeast Asia

Portsea

III

Phuoc Tuy Province

3/20/1967

4/17/1967

1st Brigade, 9th Cavalry (USA); 11th Armore Cavalry (USA); 1st Australian Task Force; 5th and 6th Battalions, Royal Australian Regiment; 43d ARVN Regiment; 35th ARVN Ranger Battalion

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Kittyhawk

III

Ling Khanh, Phuoc Tuy, etc. Provinces

4/20/1967

5/15/1967

9th Infantry Division (USA); 3d Squadron, 5th Cavalry (USA); 3d Squadron, 11th Armored Cavalry (USA)

search and destroy and reconnaissance operations

Preliminary Checklist Of United States Military Operations In Southeast Asia

Manhattan

III

Binh Duong Province - Boi Loi Woods and Long Nguyen Forest north of the Iron Triangle

4/23/1967

6/7/1967

3d Brigade, 1st Infantry Division (USA); 3d Brigade, 4th Infantry Division (USA); 1st and 2d Brigades, 25th Infantry Division (USA); 11th Armored Cavalry (USA); 5th ARVN Division

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Dallas

III

War Zone D

5/17/1967

5/26/1967

1st Brigade, 1st Infantry Division (USA); 1st Squadron, 11th Armored Cavalry (USA)

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Kittyhawk (2nd part)

III

Long Khanh Province

5/18/1967

3/21/1968

9th Infantry Division (USA); 11th Armored Cavalry (USA)

search and destroy operation

security for Black Horse Camp

Preliminary Checklist Of United States Military In Southeast Asia

Akron (2nd part)

III

Phuc Tuy and Bien Hoa Provinces

6/9/1967

6/29/1967

1st and 2d Brigades, 9th Infantry Division; 11th Armored Cavalry

search-and-destroy

Preliminary Checklist Of United States Military Operations in Southeast Asia

Rhino

6/19/1967

6/23/1967

2d Squadron, 11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Lion

7/5/1967

7/9/1967

2d Squadron, 11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Paddington

III

Phuoc Tuy Province

7/6/1967

7/14/1967

1st Australian Task Force (HQ); 2d and 7th Battalions, Royal Australian Regiment; 1st Squadron, 11th Armored Cavalry (USA); 9th Infantry Division (USA); ARVN

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Emporia I

III

Long Khanh Province

7/21/1967

8/3/1967

9th Infantry Division (USA); 11th Armored Cavalry (USA); 52d ARVN Ranger Battalion

search and destroy; convoy escort; fire support and base security

Preliminary Checklist Of United States Military Operations In Southeast Asia

Emporia II

III

Long Khanh

8/4/1967

8/17/1967

9th Infantry Division (USA); 11th Armored Cavalry (USA); 52d ARVN Ranger Battalion

search and destroy; convoy escort; fire support and base security

Preliminary Checklist Of United States Military Operations In Southeast Asia

Emporia III

III

Long Khanh

8/19/1967

8/31/1967

9th Infantry Division (USA); 11th Armored Cavalry (USA); 52d ARVN Ranger Battalion

search and destroy; convoy escort; fire support and base security

Preliminary Checklist Of United States Military Operations In Southeast Asia

Valdosta

III

Long Khanh Province

9/1/1967

9/6/1967

11th Armored Cavalry (USA)

road security operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Emporia IV

III

Long Khanh

9/4/1967

9/14/1967

9th Infantry Division (USA); 11th Armored Cavalry (USA); 52d ARVN Ranger Battalion

search and destroy; convoy escort; fire support and base security

Preliminary Checklist Of United States Military Operations In Southeast Asia

Wheeler

Quang Tin Province

9/11/1967

11/25/1967

1st Brigade, 101st Airborne Division (USA); 2d Squadron, 11th Armored Cavalry (USA)

search and destroy operation; consolidation with Wallowa on November 11, 1967.

Arkansas City I

III

Phuoc Tuy Province

9/18/1967

9/23/1967

11th Armored Cavalry (USA)

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Richmond

III

Long Khanh Province

9/22/1967

9/28/1967

3d Squadron, 11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Santa Fe (1967-1968)

III

Long Khanh and Binh Tuy Provinces

11/2/1967

1/5/1968

1st Brigade, 9th Infantry Division (USA); 11th Armored Cavalry (USA); 2d and 7th Battalions, Royal Australian Regiment; 18th ARVN Division

reconnaissance in force, road clearing and convoy escort

Preliminary Checklist Of United States Military Operations In Southeast Asia

Quicksilver

between Ben Cat and Phuoc Vinh

12/4/1967

12/21/1967

11th Armored Cavalry (USA)

security of highway between Ben Cat and Phuoc Vinh for the movement of the 101st Airborne Division

Preliminary Checklist Of United States Military Operations In Southeast Asia

Uniontown

III

Saigon area, Long Binh, Bien Hoa Province,War Zine C, War Zone D

12/17/1967

3/8/1968

199th Infantry Brigade (Light)(Separate)(USA), (Combined the 3d Battalion, 7th Infantry and 4th Battalion, 12th Infantry); 3d Brigade, 101st Airborne Division (USA); 11th Armored Cavalry Regiment (USA)

VC; PAVN

922

security operation; To assault PAVN and VC forces in the area and later to counter the Tet offensive

In Decemeber the 199th and 11th Armored Cavalry Regiment engaged VC and PAVN in War Zone C. The 199th conducted its first combat assault mission during this time, and it continued to be used as a quick reaction force in the Saigon area. When Tet broke out.

Vietnam: Order Of Battle, by Shelby L. Stanton; The Encyclopedia Of The Vietnam War: A Political, Social & Military History, edited by Spencer C. Tucker; Preliminary Checklist Of United States Military Operations In Southeast Asia

Fargo (2d Part)

III

Binh Long and Tay Ninh Provinces

12/21/1967

1/21/1967

11th Armored Cavalry

reconnaissance in force and road clearing between An Loc and Loc Ninh

Preliminary Checklist Of United States Military Operations In Southeast Asia

Atalla

III

Binh Long Province

1/20/1968

1/27/1968

1st Infantry Division (USA); 2d Brigade and 101st Airborne (USA); 11th Armored Cavalry (USA)

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Casey

1/21/1968

1/31/1968

11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Adairsville

III

Ben Hoa Province, defense of Long Binh

1/31/1968

3/8/1968

11th Armored Cavalry (USA)

Part of III corps Operation Quyet Thang

Preliminary Checklist Of United States Military Operations In Southeast Asia

Tet Offensive 1968: Battle of Saigon

III

area around Saigon

1/31/1968

3/7/1968

II Field Force Vietnam (1st Infantry Division, 9th Infantry Division, 25th Infantry Division, 101st Airborne Division, 199th Light Infantry Brigade, and 11th Armored Cavalry Regiment (USA); Australian, New Zealand, and Thai forces in the area; coordinated

35 Battalions (1 PAVN and 2 VC Divisions) including 5th VC Division, 7th PAVN Division, D16 VC Battalion, 267th VC Battalion, battalion from the 271st VC Regiment

to protect the Sai Gon Circle

In December 1967, the U.S. had turned the responsibility of the defense of Sai Gon over to the S. Vietnamese. The IIFFV battalions were sent to VC campaigns on the Cambodian border in response to Gen. Giap's attempts to draw U.S. forces away from the major areas.

The Encyclopedia Of The Vietnam War: A Political, Social & Military History, edited by Spencer C. Tucker; Historical Atlas Of The Vietnam War, by Harry G. Summers, Jr.

Harrisburg

III

Bien Hoa Province

3/7/1968

199th Infantry Brigade (Light)(Separate, USA); 3d Brigade, 101st Airborne Division (USA); 11th Armored Cavalry (USA)

security operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Valley Forge

III

Bien Hoa and Long Khanh Provinces

3/7/1968

3/16/1968

199th Infantry Brigade (Light)(Separate)(USA); 3d Brigade, 101st Airborne Division (USA); 2d Squadron, 11th Armored Cavalry (USA)

search and destroy operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Quyet Thang (Resolve to Win)

III

Sai Gon area and Bien Hoa, Gia Dinh, Hau Nghia, Lam Son and Long An Provinces

3/10/1968

4/8/1968

1st Infantry Division (USA); 9th Infantry Division (USA); 2d and 3d Brigade, 25th Infantry Division (USA); 199th Infantry Brigade (Light)(Separate)(USA); 11th Armored Cavalry (USA); 5th ARVN Division; 25th ARVN Division; ARVN Airborne Battalions; Vietname

2,658

reconnaissance in force; search and destroy / combat operation

Largest operation to date.

Vietnam: Order Of Battle, by Shelby L. Stanton; Preliminary Checklist Of United States Military Operations In Southeast Asia

Alcorn Grove

III

Long Khanh Province

3/21/1968

4/6/1968

11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Toan Thang (Complete Victory)

III

Capital Military District, near Saigon; Bien Hoa, Binh Duong, Binh Long, Binh Tuy, Gia Dinh, Hau Nghia, Long An, Long Khanh, Phuoc Long, Phuoc Tuy, and Tay Ninh Provinces

4/7/1968

5/31/1968

III ARVN Corps and II Field Force, Vietnam (42 U.S. and 37 Vietnamese battalions) (3d Brigade, 9th Infantry Division (USA); 1st Infantry Division (USA); 25th Infantry Division (USA); 199th Infantry Brigade (Light)(Separate)(USA); 11th Armored Cavalry (USA

VC 267th Local Force Battalion; PAVN

7,645 (VC/PAVN)

To stop VC and PAVN attacks on Sai Gon, motivated by the 1968 Tet Offensive

This was the first of many Allied operations with the same code name. It began as 11 separate operations in the RVN, but MACV combined them into Operation TOAN THANG. In May after peace talks were announced, MACV and ARVN strengthened defenses around Saigon.

Clifton Corral

War Zone D

4/15/1968

4/26/1968

11th Armored Cavalry (USA)

armored cavalry raid and reconnaissance in force

part of Operation TOAN THANG

Preliminary Checklist Of United States Military Operations In Southeast Asia

Toan Thang II

III

Binh Duong, Gia Dinh, Hau Nghia, Long An, Long Khanh, Phuoc Long, and Tay Ninh Provinces

6/1/1968

2/16/1969

1st Cavalry Division (USA); 1st Infantry Division (USA); 9th Infantry Division (USA); 25th Infantry Division (USA); 3d Brigade, 101st Airborne Division (USA); 199th Infantry Brigade (Light)(Separate)(USA); 11th Armored Cavalry (USA); 1st Australian Task F

security operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Treasure Isle or Treasure Island

III

Binh Duong Province

1/10/1969

1/18/1969

2d Squadron, 11th Armored Cavalry (USA)

cordon and search operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Atlas Wedge

III

40 miles northwest of Saigon, in the Michelin Rubber Plantation area

3/18/1969

4/2/1969

3d Brigade, 1st Infantry Division (USA); 11th Armored Cavalry Regiment (USA): 25th Infantry (USA); 1st Cavalry Divisions (1st Squadron, 4th Cavalry)

VC; 7th PAVN Division

20 (USA)

100 (USA)

421 (PAVN)

part of the larger TOAN THANG III Operation beginning on 17 February 1969; to enact the Vietnamization program with securing the local hamlets from VC and PAVN inrfiltration and control, while supporting the ARVN units that were to manage the area.

The operation targeted the 7th PAVN Division. Major contact developed on 30 March as the 1st Squadron, 4th Cavalry followed a platoon-sized PAVN force north until the U.S. men came under fire in an ambush. The cavalry-men positioned their armored personne

The Encyclopedia Of The Vietnam War: A Political, Social & Military History, edited by Spencer C. Tucker; Preliminary Checklist Of United States Military Operations In Southeast Asia

Montana Raider

III

War Zones C and D

4/12/1969

5/14/1969

1st Cavalry Division (USA); 11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Kentucky Cougar

III

Gia Dinh, Tay Ninh, and Binh Long Provinces

6/22/1969

1/31/1970

3d Brigade, 1st Cavalry Division (USA); 11th Armored Cavalry (USA)

"Battle of Binh Long" August 1969.

Preliminary Checklist Of United States Military Operations In Southeast Asia

Texas Traveler

III

War Zone C

11/24/1969

11/27/1969

3d Squadron, 11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Long Reach (Part 2)

III

Binh Long Province

12/5/1969

12/26/1969

11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Fresh Start

III

War Zone C

1/29/1970

4/30/1970

11th Armored Cavalry (USA)

land clearing operation

Preliminary Checklist Of United States Military Operations In Southeast Asia

Cambodian Incursion

III

Cambodia

4/29/1970

6/30/1970

50,000 ARVN troops (9th, 21st, 22d, 23d, Divisions); 30,000 USA troops (3d Brigade, 1st Calvary (USA); 11th Armored Calvary Regiment (USA); 4th Infantry Division; 3d ARVN Airborne Brigade)

PAVN; VC

638 (ARVN); 338 (USA)

4,009 (ARVN); 1,525 (USA)

35 (ARVN); 13 (USA)

10,000-11,349+

relieve pressure on the National Khmer Armed Forces, destroy Communist sanctuaries, capture the headquarters of the Central Office for South Vietnam, demonstrate Vietnamization, buy time for U.S. troops withdrawal, & break the bargaining stalemate

Excursions into Cambodia began in April when RVN forces initiated raids against Communist bases in Parrot's Beak. There were 13 major combat operations in Cambodia during the following months, two of which included U.S. ground units. The other operations

Vietnam: Order Of Battle, by Shelby L. Stanton; The Encyclopedia Of The Vietnam War: A Political, Social & Military History, edited by Spencer C. Tucker

Toan Thang 42

III

Cambodian Invasion

4/29/1970

7/22/1970

1st Cavalry Division (USA); 9th Infantry Division (USA); 11th Armored Cavalry (USA); 5th ARVN Division; 9th ARVN Division; 18th ARVN Division; 25th ARVN Division; 7th-8th-9th ARVN Airborne Battalions; 2d and 4th ARVN Ranger Groups; 30th-31st-33d-34th-36th

Preliminary Checklist Of United States Military Operations In Southeast Asia

Dong Tien II / Toan Thang 43

Cambodia

Cambodian operations

5/1/1970

6/28/1970

1st Infantry Division (USA); 11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Toan Thang 43 (Total Victory)

III

eastern boudaries of Tay Ninh, Binh Long, and Phuoc Long Provinces ("fishhook" area)

5/1/1970

6/30/1970

1st Cavalry Division (USA); 11trh Armored Cavalry (USA); ARVN Airbonre Division

Cambodian operations

Preliminary Checklist Of United States Military Operations In Southeast Asia

Keystone Robin (Charlie)

1/1/1971

4/30/1971

redeployment (Increment VI): 1st Cavalry Division (USA); 2d Brigade, 25th Infantry Division (USA); 11th Armored Cavalry (USA)

Preliminary Checklist Of United States Military Operations In Southeast Asia

Katum

III

Tay Ninh Province

9/27/1971

10/2/1971

3d Brigade, 1st Cavalry Division (USA); 2d Squadron, 11th Armored Cavalry (USA)

Withdrawal of US personnel from FSB Katum in Tay Ninh Province near Cambodian border

Preliminary Checklist Of United States Military Operations In Southeast Asia