1. On March 9, 1849, the Minnesota Territory was formed, separating it from the Wisconsin Territory, which it had been part of before.

2. In 1867, on March 9th, the first school for the blind in Minnesota was established in Faribault, which started with 22 students and was later known as the Minnesota State Academy for the Blind.

3. March 9, 1920, marks the day when the famous pilot and inventor Charles Lindbergh's plane was towed out of a swamp near Little Falls. This incident happened after a failed attempt to do parachute jumps for the movie industry.

4. On March 9, 1972, the first female mayor of a major U.S. city, Yvonne Brathwaite Burke, visited Minneapolis to speak at a Young Democrats forum.

5. Finally, on March 9, 2019, Minneapolis hosted the Super Bowl in the newly built U.S. Bank Stadium. It was a historic event for the city, drawing in thousands of visitors and generating millions of dollars in revenue.