August 2, 1832
The war was closed at the battle of Bad Ax by General Atkinson, Dodge, Henry and Alexander.
The regionGrade A · 1 independent source
The evidence
“In due time they arrived in Chicago, and the cholera was among them, and their progress was slow, but they reached Rock Island, and were still there when General Atkinson, of the regular army, and Dodge, of Wisconsin, and Henry and Alexander, of Illinois, closed the war at the battle of Bad Ax, August 2, 1832.”
1908-brown-rock-county/08-i-t-smith-reminiscences.md, Vol. 1, PDF p. 237 / book p. 216
Brown, William Fiske, editor. Rock County, Wisconsin: A New History of Its Cities, Villages, Towns, Citizens and Varied Interests, from the Earliest Times, Up to Date. Chicago: C. F. Cooper & Co., 1908. 2 vols. archive.org/details/rockcountywiscon01brow, archive.org/details/rockcountywiscon02brow.
Grade A: Found on a page of one of our sources