Battle of Palo Duro Canyon
The Battle of Palo Duro Canyon was a military confrontation and a significant United States victory during the Red River War. The battle occurred on September 28, 1874, when several U.S. Army companies under Ranald S. Mackenzie attacked a large encampment of Plains Indians in Palo Duro Canyon in the Texas Panhandle.
Source: Wikipedia — Battle of Palo Duro Canyon (CC BY-SA 4.0)