1. In 1835, the first Protestant church in Milwaukee was organized on September 16. The church was called the First Congregational Church, and it played an important role in the early development of the city.

2. On September 16, 1957, the first mechanical heart was implanted in an animal at the University of Wisconsin-Madison. The procedure was performed by Dr. John H. Gibbon Jr. and was a major milestone in the development of heart surgery.

3. The Wisconsin Badgers football team had a historic game on September 16, 1989. They defeated the Stanford Cardinal 62-14, setting a school record for most points scored in a game. The Badgers went on to have a successful season, finishing with a record of 7-4.

4. In 2002, September 16 was declared "Harley-Davidson Day" in Wisconsin. The iconic motorcycle company was founded in Milwaukee in 1903, and the state has a deep connection to the brand. The declaration was part of a celebration of the company's 100th anniversary.

5. On September 16, 2011, the Golden Mast Inn, a popular restaurant in Okauchee, suffered major damage in a fire. The historic building had been a fixture of the area since the early 20th century, and the fire caused significant sadness among the community. Thankfully, no one was injured in the fire, and the restaurant was eventually rebuilt.