Marker at the site of military trials of Dakota men conducted after the US–Dakota War of 1862. Erected by the Minnesota Valley Historical Society in 1898. Photo by K. Linzmeier, July 30, 2013.

Marker erected by the Minnesota Valley Historical Society at the site of the Battle of Birch Coulee. Photograph by K. Linzmeier, July 30, 2013.

Face (without text) of the "Faithful Indians" monument erected by the Minnesota Valley Historical Society at the site of the Battle of Birch Coulee in Renville County, Minnesota.

Face of the "Faithful Indians" monument erected by the Minnesota Valley Historical Society at the site of the Birch Coulee battlefield. Photo by K. Linzmeier, September 25, 2013.

Marker erected by the Minnesota Valley Historical Society at the site of the Battle of Birch Coulee in Renville County, Minnesota. View from County Road 2 looking southwest. Photo by Wikimedia Commons user McGhiever, September 1, 2012. CC BY-SA 3.0.

The "Faithful Indians" Monument and interpretive signage erected by the Minnesota Valley Historical Society at the site of the Birch Coulee battlefield, Renville County, Minnesota, United States. Photo by Wikimedia Commons user Myotus, June 9, 2011. CC BY-SA 4.0.

The "Faithful Indians" Monument, fifty-two feet in height, erected by the Minnesota Valley Historical Society at the Birch Coulee battlefield site in Renville County, Minnesota. Photo by K. Linzmeier, September 25, 2013.

Viking broadsword dated to between 800 and 1000 CE. The sword was presented to Bergmann Richards, president of the Minnesota Historical Society, by Wilhelm Morgenstierne, Norwegian Ambassador to the United States, at the dedication ceremony of the Leif Erikson Memorial on the State Capitol grounds on October 9, 1949. The sword remains on long-term loan to the Minnesota Historical Society from the people of Norway.

Frances Clayton between 1864 and 1866. Public domain.