1. Wisconsin became a state on March 4, 1848: The date of March 4 marks several significant events in Wisconsin history, but perhaps the most important was the day that Wisconsin officially became a state in 1848. This milestone event marked the end of a long journey for Wisconsin residents as they sought to achieve statehood and the rights and privileges that came with it.

2. The first session of the Wisconsin State Assembly was held on March 4, 1848: On the same day that Wisconsin was granted statehood, the first session of the State Assembly was held. This historic meeting marked the beginning of Wisconsin's legislative history and the start of a long tradition of public service and democratic governance in the state.

3. The first female governor of Wisconsin was inaugurated on March 4, 1983: March 4, 1983, was a historic day in Wisconsin politics, as it marked the inauguration of the state's first female governor, Lee Dreyfus. Dreyfus served as Wisconsin's governor from 1979-1983 and was known for her strong leadership and independent streak.

4. The first fully electric streetcar system in the United States began operation in Milwaukee on March 4, 1890: Milwaukee has a rich transportation history, and on March 4, 1890, the city achieved a major milestone when it became the first city in the United States to operate a fully electric streetcar system. This event marked a significant advance in mass transit technology and set the stage for future transportation innovations in the city and beyond.

5. Wisconsin's first interracial marriage occurred on March 4, 1864: In a less well-known but no less significant event in Wisconsin's history, on March 4, 1864, the state's first recorded interracial marriage took place between John Bingham, a white man, and Sarah Scott, a woman of African descent. This courageous couple defied social norms and prejudice to make a lasting statement about the universality of human love and the importance of human dignity and equality.