1. Delaware was the first state to ratify the US Constitution in 1787, but it wasn't until March 10, 1788, that the state's delegates signed the document at the Golden Fleece Tavern in Dover. This made Delaware the first state to have its delegates officially sign the Constitution.

2. On March 10, 1863, the town of Seaford in Sussex County was attacked by Confederate soldiers during the Civil War. The attack was part of a larger raid led by Confederate General James Ewell Brown Stuart, who was trying to disrupt Union supply lines and gather intelligence.

3. Delaware native Louis Redding, a pioneering civil rights lawyer who played a key role in ending racial segregation in schools, was born on March 10, 1901. Redding is known for his work on the landmark Brown v. Board of Education case, which led to the US Supreme Court striking down school segregation laws.

4. Wilmington's Rodney Square, named after Revolutionary War hero Caesar Rodney, was officially dedicated on March 10, 1921. The square is home to several notable buildings, including the DuPont Building and the former Hotel du Pont.

5. On March 10, 1965, the Delaware State Police made a major drug bust in Wilmington, seizing more than 30 pounds of marijuana and arresting three men. The bust was one of the largest drug seizures in the state at the time and highlighted the growing problem of drug trafficking in Delaware.