Skip to content
The War AtlasThe · War · Atlas

CASUALTY RECORD // November 4, 1791

St. Clair's Defeat

Estimated casualties — killed, wounded, captured, and missing — by side, with confidence labels per surviving record.

Casualties by side

1 sides catalogued · combined 258–952 estimated

  • États-Unis

    258–952

    Medium-confidence figure

Battle context

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.

‹ Full battle dossier

Sources (29)

Academic Journal

Northwest Ohio Quarterly

Last verified June 2026
Cite this page →Suggest a correction →