1. On August 12, 1776, Delaware became the first state to sign the United States Constitution, making it an important day in American history. Delaware's signing paved the way for other states to follow suit and formally establish the United States of America.

2. In 1829, the Delaware and Chesapeake Canal opened on August 12. The canal served as an important transportation route for goods and people between Delaware and the Chesapeake Bay.

3. On August 12, 1901, Delaware native James Elbert Mitchell became the first African American to earn a PhD from the University of Chicago. Mitchell's achievements opened doors for other African Americans to pursue higher education and break down racial barriers.

4. In 1961, Hurricane Cleo made landfall in Delaware on August 12, causing widespread damage and flooding. The storm served as a reminder of the importance of emergency preparedness and infrastructure improvements to protect against natural disasters.

5. On August 12, 1991, the Delaware State Fairgrounds hosted a historic concert featuring country music legend Garth Brooks. The event drew a record crowd of over 40,000 fans and helped put Delaware on the map as a destination for major music events.