Powder River Massacre

Powder River Massacre
Part of the Powder River Expedition, Sioux Wars
The Powder River near the site of the massacre in what is now Johnson County, Wyoming.
Date August 17, 1865 Location Powder River, Dakota Territory, present-day Johnson County, Wyoming Result United States Victory
Belligerents
United States	Cheyenne
Commanders and leaders
Frank North	Yellow Woman †
Strength
48 Pawnee Scouts, 3 officers and 2 civilians	23 men and 1 woman
Casualties and losses
none	24 killed

The Powder River Massacre, part of the Powder River Expedition, occurred on August 17, 1865, and was carried out by United States soldiers and Pawnee scouts against 24 Cheyenne people. The incident occurred near the Powder River in Dakota Territory, in present-day Johnson County, Wyoming.^[1]