1. In 1858, Minnesota became the 32nd state in the United States of America. A year earlier, the Minnesota Territory had been created.

2. On May 21, 1919, a devastating tornado hit the city of Fergus Falls, killing 57 people and injuring over 200. It was one of the deadliest tornadoes in Minnesota history.

3. The first intercollegiate baseball game in Minnesota was played on May 21, 1884, between the University of Minnesota and Hamline University. The Gophers won 16-3.

4. In 1977, the "twins" name was added to the Minnesota Twins baseball team to honor the Twin Cities of Minneapolis and St. Paul. The team was originally called the Washington Senators and moved to Minnesota in 1961.

5. May 21, 1955, was the opening day of the iconic amusement park, Valleyfair, in Shakopee, Minnesota. The park's first ride was the Antique Cars, and it has since expanded to include roller coasters, water rides, and live entertainment.