Part of the Vietnam War (1966)
| Operation Atlanta | |||||||
|---|---|---|---|---|---|---|---|
| Part of Vietnam War | |||||||
| |||||||
| Belligerents | |||||||
 United States |
 Viet Cong | ||||||
| Commanders and leaders | |||||||
| Unknown | |||||||
| Units involved | |||||||
| 11th Armored Cavalry Regiment | 274th Regiment | ||||||
| Casualties and losses | |||||||
| 15 killed | US body count: 161 killed | ||||||
Operation Atlanta was a road security operation in Đồng Nai Province carried out by the 11th Armored Cavalry Regiment (11th ACR) from 19 October to December 1966 during the Vietnam War and was the first major combat operation of the 11th ACR in the war.