Black Hawk died on his reservation in southeastern Iowa, aged seventy-one years.

The evidence

• “Black Hawk lived on a reservation in southeastern Iowa and died there October 3, 1838, aged seventy-one years. There also he was buried on the west bank of the Mississippi, according to Moses M.”

  1908-brown-rock-county/03-black-hawk-war.md, Vol. 1, PDF p. 57 / book p. 47

  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