| Operation Essex | |||||||
|---|---|---|---|---|---|---|---|
| Part of the Vietnam War | |||||||
 Marine helicopters land during Operation Essex | |||||||
| |||||||
| Belligerents | |||||||
 United States |
 North Vietnam | ||||||
| Commanders and leaders | |||||||
| Lt. Col. George C. McNaughton | Unknown | ||||||
| Units involved | |||||||
| 2nd Battalion, 5th Marines | 1 Battalion | ||||||
| Casualties and losses | |||||||
| 16 killed | U.S. body count: 60+ estimated killed | ||||||
Operation Essex was an operation by the 2nd Battalion, 5th Marines in "Antenna Valley", Hiệp Đức District south of An Hoa Combat Base from 6 to 17 November 1967.