Indian Wars: whilst protecting a railroad survey party in Montana, US 7th Cavalry, under Lieutenant Colonel George Armstrong Custer, clashes for the 1st time with the Sioux near the Tongue River. 1 man killed on each side.
- Damaso Berenguer, Spanish soldier and politician (122nd Prime Minister of Spain), born in San Juan de los Remedios, Cuba (d. 1953)
- Viktor Hartmann, Russian painter (b. 1834)