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BATTLE // November 4, 1791

St. Clair's Defeat

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Overview

St. Clair's defeat, also known as the Battle of the Wabash, the Battle of Wabash River or the Battle of a Thousand Slain, was a battle fought on 4 November 1791 in the Northwest Territory of the United States. The U.S. Army faced the Northwestern Confederacy of Native Americans as part of the Northwest Indian War. It was "the most decisive defeat in the history of the American military" and its largest defeat ever by Native Americans.

Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.

Significance

St. Clair's Defeat, also known as the Battle of the Wabash, stands as the most decisive defeat in the history of the American military and the largest defeat ever inflicted on U.S. forces by Native Americans. Fought in the Northwest Territory on November 4, 1791, the engagement saw a U.S. Army force of roughly 1,000 men under Arthur St. Clair overwhelmed by a Northwestern Confederacy force of approximately 1,100 warriors led by Little Turtle, Blue Jacket, and Buckongahelas. U.S. casualties ranged into the hundreds, with some estimates reaching as high as 952. The defeat dramatically set back American efforts to assert control over the Northwest Territory and demonstrated the military effectiveness of the Northwestern Confederacy as a unified fighting force. Within the broader Northwest Indian War, the battle forced the United States to fundamentally reconsider its frontier military strategy and compelled the reorganization and expansion of the regular army before operations could resume against the Confederacy.

Forces & casualties

Troop strength

  • Northwestern Confederacy1,100
    medium
  • United States1,000
    medium

Northwestern Confederacy fielded a 1.1 : 1 numerical advantage

Casualties

  • États-Unis258–952
    medium

Commanders (6)

Northwestern Confederacy

United States

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Related

2 sibling battles · 2 factions

Last verified June 2026
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