1) On December 23, 1847, the first Catholic church in Milwaukee was dedicated. The building, known as St. John's Cathedral, was constructed in just four months and served as the home of Milwaukee's Catholic community for over 50 years.

2) Wisconsin became the 30th state in the United States on December 23, 1846. The state's name is derived from the Ojibwe word "Ouisconsin," which means "river running through a red place."

3) In 1820, the first schoolhouse in Green Bay was built on December 23. The structure, which was made of logs, was used as a school until 1835 and is still standing today.

4) On December 23, 1949, a major snowstorm hit northern Wisconsin, dumping over 28 inches of snow in some areas. The storm led to widespread power outages and travel disruptions throughout the region.

5) The Wisconsin Badgers football team won the Rose Bowl on December 23, 1994, defeating the UCLA Bruins 21-16. The victory marked Wisconsin's first Rose Bowl win in over 30 years and established the team as a college football powerhouse in the mid-1990s.