Black Hawk was formally placed under the guardianship of the legal Sac chief Keokuk at Fort Armstrong.

The evidence

• “On their way west the party having charge of the Indians took Black Hawk through most of the principal cities, in each of which he was lionized, and at Fort Armstrong, August 1, 1833, formally placed him under the guardianship of the legal Sac chief Keokuk.”

  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