1. On January 12, 1811, the Delaware General Assembly passed a law incorporating the Wilmington and Susquehanna Railroad Company. This was the first rail company chartered in Delaware and was intended to improve transportation between Wilmington and the Susquehanna River.

2. In 1917, on January 12, American philanthropist Pierre S. du Pont bought the DuPont Company from his cousin, establishing himself as the sole owner of the chemical corporation. DuPont Company became a significant player in the development of Delaware's economy and remains so today.

3. The Delaware Memorial Bridge, spanning the Delaware River and connecting Delaware with New Jersey, opened to traffic on January 12, 1951. The bridge was a significant engineering feat and has since become an essential part of Delaware's transportation infrastructure.

4. Delaware's first female governor, Ruth Ann Minner, was inaugurated on January 12, 2001. Minner served two terms as governor, from 2001 to 2009, during which she prioritized issues such as education and healthcare.

5. On January 12, 2019, the Women's March was held in Wilmington, Delaware. The march was part of a global movement advocating for women's rights, social justice, and political reform. The event was attended by thousands of people, demonstrating the passion and activism of Delaware's citizens.