The St. Paul Housing and Redevelopment Authority condemns the few remaining homes in the area known as "The Levee." The Upper Levee Flats had long been the location of poor immigrant neighborhoods for various ethnic groups, including Poles, Bohemians, and Swedes. Around 1900, Italians settled there in such numbers that it earned the name "Little Italy." Upper Levee Flats was prone to flooding, leading the city to condemn the neighborhood.

A picnic held by the Nonpartisan League in Wegdahl draws 14,000. The league was a farmers' association organized in North Dakota in 1916. It advocated several ideas considered radical, including public ownership of the nation's food distribution system and a draft of capital to finance World War I. The organizers of the league sought to avoid charges of antipatriotism by selling war bonds at their rallies, but Governor Joseph A. A.

The first Ojibwe person to relocate to the White Earth Reservation arrives. An annual ceremony and reunion is held to commemorate the event.

In a ceremony at Sault Ste. Marie, the Sieur de St. Lusson formally claims the territory that would become northeastern Minnesota for France.

A tornado kills nine people in Tracy (Lyon County).

A four-mile logjam closes the St. Croix River at Taylors Falls. The jam is so spectacular that excursion trains travel from Duluth to see it.

The one-day "Cornstalk War" occurs between a group of six Ojibwe and the St. Paul Light Cavalry Company, which had been summoned after reports of thefts. Each side loses one man after exchanging shots in a cornfield near Sunrise.

Congress establishes the state's first national monument: Pipestone National Monument in southwestern Minnesota. Native people, including the Dakota, have mined pipestone (catlinite) from the quarry inside the monument for hundreds of years.

Elmer Engstrom is born in Minneapolis. He would be involved in the development of color television during his career with the RCA Corporation.

Minnesota's first post office is established at Fort Snelling.