Atlas of Battles

battle, nineteenth century

Battle of Union Gap

Battle of Union Gap was a battle fought in 1855 at Union Gap, in what is now Washington, United States. It was part of the Yakima War, which ran from 1855 to 1858. The recorded result: United States victory. Recorded strength: ~700 infantry against ~300 warriors.

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Battle of Union Gap
Wikimedia Commons, Public domain, via Wikimedia Commons.
Fought1855
WhereUnion Gap, Washington, United States46.525N, 120.479W
OutcomeUnited States victory
BelligerentsUnited StatesagainstYakama
Casualties and losses2 drowned before main engagementandOne noncombatant executed by Cutmouth John(Indian Scout)
Part ofYakima War1855 to 1858

Record

Date1855 (year precision)
to 10 November 1855
PlaceUnion Gap, Washington, United States
46.525N, 120.479W
KindBattle, nineteenth century
Strength~700 infantry~300 warriors
Casualties and losses2 drowned before main engagementOne noncombatant executed by Cutmouth John(Indian Scout)
Commanders
  • Gabriel J. Rains
  • Chief Kamiakin
Battle of Union GapBattle of Union GapBattle of SeattleBattle of SeattlePortlandTacomaWenatcheeWalla WallaRichlandPendleton100 km46.525N, 120.479W
The recorded site, 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 1855

Battle of Union Gap is one of 3,694 engagements of the 19th century in the atlas and one of 1,264 in present-day United States (5 in Washington).

Sources

Identity, coordinates, dates and the war from Wikidata Q4872630, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Union Gap, revision 1385494702, read 2026-11-14, 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.