Operation Jay

Operation Jay
Part of Vietnam War
Date25 June – 2 July 1966
Location
Result U.S. claims operational success
Belligerents
 United States Vietnam North Vietnam
Commanders and leaders
Col. Donald W. Sherman
Units involved
2nd Battalion, 4th Marines
2nd Battalion, 1st Marines
3rd Battalion, 4th Marines
802nd Battalion
806th Battalion
812th Battalion
Casualties and losses
24 killed U.S. body count: 475 killed

Operation Jay was a U.S. Marine Corps and Army of the Republic of Vietnam (ARVN) search and destroy operation on the Street Without Joy, northern Thừa Thiên Province, lasting from 25 June to 2 July 1966.