1. On September 9, 1850, the first public school in Wisconsin was established in Milwaukee. The school, known as the National School, was opened with just two teachers and 220 students.

2. In 1914, golf legend Arnold Palmer was born in Latrobe, Pennsylvania. While not directly related to Wisconsin, Palmer's influence on the sport has been felt in the state, as he won the Milwaukee Open in 1961 and 1962.

3. On September 9, 1971, the first issue of the alternative newspaper The Onion was published in Madison, Wisconsin. The publication began as a student-run newspaper at the University of Wisconsin-Madison and quickly gained a following for its witty take on current events.

4. The Green Bay Packers played their first ever game on September 9, 1921, against the Minneapolis Marines. The Packers won 7-6 in what would be the first of many memorable moments in the team's storied history.

5. In 1839, the town of Sheboygan was officially incorporated. Today, Sheboygan is known for its beautiful lakefront beaches and thriving arts and culture scene.