As an AI language model, I do not have personal opinions or beliefs. However, here are 5 interesting facts about March 4 in Wisconsin history:

1. On March 4, 1861, Abraham Lincoln was inaugurated as the 16th President of the United States. Wisconsin played a significant role in Lincoln's election, as it was one of the first states to cast its electoral votes for him.

2. March 4, 1909, marked the beginning of the tenure of Wisconsin governor James O. Davidson. During his time in office, Davidson focused on progressive policies and advocated for women's suffrage in the state.

3. In 1952, on March 4, the Wisconsin State Assembly passed a bill authorizing the construction of the Milwaukee County Sports Complex, which included Milwaukee County Stadium. The stadium was the home of the Milwaukee Braves and later the Milwaukee Brewers until it was torn down in 2001.

4. March 4, 1969, was a historic day for Wisconsin politics. On this day, Patrick Lucey was inaugurated as governor, becoming the first Democrat to hold the office in over a decade. Lucey went on to serve as governor for eight years and later served as the U.S. Ambassador to Mexico during the Carter administration.

5. On March 4, 1994, the Milwaukee Bucks retired the jersey of Kareem Abdul-Jabbar, one of the greatest basketball players of all time. Abdul-Jabbar played for the Bucks from 1969 to 1975, leading them to their first and only NBA championship in 1971.