Powder River Battles (1865)

Powder River Battles
Part of the Powder River Expedition, Sioux Wars
DateSeptember 1–15, 1865
Location
Powder River, Montana Territory and Dakota Territory, present-day Custer and Powder River counties, Montana and northeastern Wyoming
Result Strategic Native American victory
Belligerents
United States Lakota Sioux
Cheyenne
Arapaho
Commanders and leaders
Nelson D. Cole
Samuel Walker
Sitting Bull
Roman Nose
Strength
2,000 soldiers and civilians 2,000–4,000 warriors
Casualties and losses
17 killed, 13 wounded 7+ killed, 11+ wounded

The Powder River Battles were a series of battles and skirmishes fought between September 1–15, 1865 by United States soldiers and civilians against Sioux, Cheyenne, and Arapaho warriors. The fighting occurred along the Powder River in Montana Territory and Dakota Territory, in present-day Custer and Powder River counties, Montana and northeastern Wyoming.