Texas Tech University

Union II

Operation
Title
Union II
Start Date
5/25/1967
End Date
6/5/1967
CTZ
I
TAO
Quang Nam and Quang Tin Provinces
Objective
search and destroy operation; To entrap the 3d and 21st PAVN Regiments seen in a valley in northern Quang Tin Province
Description
The Marines and ARVN battled units of the 3d PAVN Regiment north of Tam Ky. Later the 1st Battalion, 5th Marines, with the help of artillery and air strikes,took the 21st PAVN Regiment's hillside position north of Thien Phuoc in bunker-to-bunker fighting. The two UNION operations were the bllodiest Marine engagemnts at that time. The 5th Marine Regiment won the Presidential Unit Citation for its actions. In Union I and Union II combined there were 196 PAVN POWs.
Allied Units Involved
Unit
5th Marines
Branch
Headquarters, United States Marine Corps
Branch Abbrv.
HQ, USMC
Unit
1st-2d-3d Battalions, 5th Marines
Branch
United States Marine Corps
Branch Abbrv.
USMC
Unit
1st and 2d Battalions, 7th Marines
Branch
United States Marine Corps
Branch Abbrv.
USMC
Unit
6th ARVN Regiment
Killed in Action
220 (USMC between both Union I & Union II)
Wounded in Action
714 (USMC between both Union I & Union II)
Enemy Units Involved
Unit
3d and 21st PAVN Regiments
Killed in Action
701 (PAVN)
Sources
Author
Shelby L. Stanton
Title
Vietnam: Order Of Battle
Author
Spencer C. Tucker
Title
The Encyclopedia Of The Vietnam War: A Political, Social & Military History
Author
National Archives and Records Administration
Title
Preliminary Checklist Of United States Military Operations In Southeast Asia