William Dunwoody is born in Pennsylvania. After moving to Minneapolis in 1869, he would find his fortune in the grain and flour business. By the time of his death in 1914, he would contribute millions of dollars to a number of civic organizations, including the Dunwoody Industrial Institute, the Minneapolis Society of Fine Arts, and the YMCA.

Kanabec County is formed out of Pine County. Kanabec is an approximation of ginebig, the Ojibwe (Anishinaabemowin) word for "snake." The Snake River (Ginebig Ziibi) flows through Kanabec County.

Rutherford B. Hayes, between terms as governor of Ohio, spends the morning in St. Paul visiting the state capitol and "other places of note in the city." He served as US president from 1877 to 1881.

Wanda Gág is born in New Ulm. An author and artist, she wrote and illustrated the children's classic Millions of Cats.

The Mississippi, Pillager, and Lake Winnibigoshish bands of Ojibwe sign a treaty with the US government that consolidates and expands the Cass Lake, Lake Winnibigoshish, and Leech Lake Reservations into the Leech Lake Indian Reservation in north-central Minnesota. The treaty, which would be renegotiated in 1864, requires numerous Ojibwe living elsewhere in the state to move to Leech Lake.

The troops of the First Minnesota Infantry Regiment occupy the town of Berryville, Virginia, where they find the print run of the local paper half completed. Members of the company print their own four-page edition, which contains humorous news about the army and the war. Copies of this paper are rare and valued Civil War memorabilia.

Mickey's Diner in St. Paul, built in 1939, is listed on the National Register of Historic Places.

Inventor and businessman Marshall B. Lloyd is born in St. Paul. He was involved in many ventures in Canada and the Dakotas in the late 1800s before moving to Minneapolis in 1900. Once there, he invented machines that wove wire into doormats and, later, the woven-wire bedspring mattress. After becoming the head of the Lloyd Manufacturing Company moved to Menominee, Michigan, and invented a wicker-weaving machine that was thirty times faster than hand-weaving.

The Upper Louisiana Territory, including present-day Minnesota west of the Mississippi River, is formally transferred from France to the United States in a ceremony in St. Louis.

The US Supreme Court settles a boundary squabble between Minnesota and Wisconsin over control of the Duluth harbor, finding in Minnesota's favor.