United States Army officer's epaulettes worn by Brigadier General Henry H. Sibley, 1863.

United States Army officer's epaulettes worn by Brigadier General Henry H. Sibley, 1863.

Non-regulation staff and field officer's presentation sword and scabbard. The set was presented to Brigadier General Henry H. Sibley in 1863.

United States Army major general of volunteers frock coat worn by Henry H. Sibley, c.1865.

On May 14, 1917 the Minnesota Commission of Public Safety began the appointment of "Peace Officers." Officers wore metallic badges and protected the private property of citizens.

Members of the Home Guard, December, 1917. The Home Guard was created by an order of the Public Safety Commission after Minnesota's National Guard units were federalized. Though the Home Guard helped citizens in need, it was also used by the Minnesota Commission of Public Safety to break strikes and police the citizenry.

Governor Joseph A. A. Burnquist with a military group, c.1916.

Paper postcard (made c.1905) depicting the University of Minnesota Armory, where the concluding gala of the National Afro-American League's 1902 meeting was held. This building still stands.

Illustration depicting an Ojibwe man named Kawetahsay reportedly wounded during the Battle of Shakopee, Saint Paul Globe, October 7, 1900.

Black-and-white photograph of the site where the Dakota and Ojibwe fought the Battle of Shakopee in 1858. Photographed c.1875 by William H. Jacoby.