Battle of Embudo Pass
1847 CE.
Shown on the map at 36.200°, -105.900°.
The Battle of Embudo Pass was part of the Taos Revolt, a popular insurrection against the American army's occupation of northern New Mexico. It took place on January 29, 1847, during the Mexican–American War, in what now is New Mexico.
Text from the Wikipedia article Battle of Embudo Pass, licensed CC BY-SA 4.0.