The International Institute of Minnesota created the Festival of Nations in 1936 to celebrate the ethnicities and cultures of people living in Minnesota. Since then, the event has grown to reflect the increasing diversity of the state.

Huset School, an example of the kind of one-room log schools once common in northern Minnesota, was built in Boy Lake Township (Cass County) in 1912. Cass County Historical Society restored it in 1968 and opened it to the public as a historic site.

On April 24, 1926, Herbert W. Sellner filed an application with the United States Patent Office for an “Amusement Device” designed for parks and resorts. His goal was to provide riders with “pleasurable and unexpected sensations” by swinging, snapping, and rotating them in an unpredictable pattern. He named his creation the Tilt-A-Whirl, and it became the most popular ride made by his Faribault-based Sellner Manufacturing Company.

Francis Lee Jaques emerged from rural Minnesota in the 1930s and 40s to become a nationally known wildlife artist. After two decades at the American Museum of Natural History in New York, he returned to his home state to paint a much-loved series of habitat dioramas at the University of Minnesota’s Bell Museum. His images of Minnesota are a valuable record of the state’s natural history.

The Coast Guard station at Grand Marais was built in 1928 to aid the people who traveled and worked on the sometimes turbulent waters of Lake Superior. Since the opening of the station in 1929, Coast Guard personnel from the station have rescued hundreds of fishermen, boat crews and passengers, and recreational boaters from the lake.

The only Socialist mayor of Minneapolis (1917–1919), Thomas Van Lear was a machinist and influential union leader. Socialist opposition to World War I proved a major factor in his failure to win reelection in 1918, after which he retired from politics. A talented writer and orator, he later helped found and lead the short-lived Minneapolis Daily Star.

Norwegian immigrant musician F. Melius Christiansen founded the St. Olaf College Choir in 1911. Through his career as a conductor, composer, and arranger, he established the preeminent Lutheran a capella (unaccompanied) choral tradition in America.

Walter Hoover was a competitive rower and rowing coach from Duluth who became world famous by winning the Diamond Sculls at the Henley Royal Regatta in 1922. The annual event, held in England, was the world championship for single scullers (rowers who propel their boats alone) at the time.

Early twentieth-century winters in Minnesota were a hardship for the state’s residents―including those of Cottonwood County. Newcomers, hearing stories about the weather, soon learned that the accounts weren't exaggerated. A few storms stand out, but the blizzard of 1936 topped them all.

Between 1933 and 1943, Native Americans worked on their lands as part of the Civilian Conservation Corps-Indian Division, run by the Bureau of Indian Affairs (BIA). More than 2,000 Native families in Minnesota benefited from the wages as participants developed work skills and communities gained infrastructure like roads and wells.