Atlas of Battles

campaign, nineteenth century

Powder River Expedition

Powder River Expedition was a campaign fought in 1865 at Powder River Country, in what is now Wyoming, United States. Its exact site is not recorded; the atlas places it at Powder River Country. It was part of the Sioux Wars, which ran from 1854 to 1891. The recorded result: Stalemate. Recorded strength: 2,600 soldiers; 179 Indian scouts; 195 civilians against ~2,000 warriors.

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Fought1865
WherePowder River Country, Wyoming, United States44.500N, 105.500W, placed at the location, approximate
OutcomeStalemate
BelligerentsUnited StatesagainstSioux; Cheyenne; Arapaho
Part ofSioux Wars1854 to 1891

Where it sits in the Sioux Wars

Grattan massacre, 1854Battle of Ash Hollow, 1855Battle of Big Mound, 1863Battle of Dead Buffalo Lake, 1863Battle of Stony Lake, 1863Battle of Whitestone Hill, 1863Battle of Killdeer Mountain, 1864Battle of the Badlands, 1864Powder River Expedition, 1865Yellowstone Expedition of 1873, 187318541873Powder River Expedition, 1865
10 placed engagements of the Sioux Wars in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date1865 (year precision)
to 1865
PlacePowder River Country, Wyoming, United States
44.500N, 105.500W
KindCampaign, nineteenth century
Strength2,600 soldiers; 179 Indian scouts; 195 civilians~2,000 warriors
Casualties and losses31 killed; 19 wounded68–96+ killed; 14+ wounded; 18 captured (including women and children)
Commanders
  • Patrick Edward Connor
  • Nelson D. Cole
  • Samuel Walker (soldier)
  • Frank North
Powder River ExpeditionPowder River ExpeditionBattle of SuggsBattle of Crazy Woman CreekBattle of Powder RiverBattle of the Hundred-in-the-HandsBattle of Wolf MountainBattle of SuggsBattle of Crazy Woman CreekBattle of Powder RiverBattle of Wolf MountainRapid CityGilletteLead100 km44.500N, 105.500W
Placed at Powder River Country; the exact site is not recorded. with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Elsewhere in 1865

Powder River Expedition is one of 3,694 engagements of the 19th century in the atlas and one of 1,264 in present-day United States (9 in Wyoming).

Sources

Identity, coordinates, dates and the war from Wikidata Q7235995, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Powder River Expedition (1865), revision 1380823465, read 2026-11-15, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.