1. On April 4, 1792, the Delaware General Assembly officially established the University of Delaware, the state's oldest and largest university. Originally named Newark College, the institution was founded with the intent to provide education to the people of Delaware and has since grown into a prestigious research university.

2. In 1865, on April 4th, Delaware became the first state to ratify the 13th Amendment to the United States Constitution, which abolished slavery and involuntary servitude. The amendment was ultimately ratified by three-quarters of the states and became law on December 6, 1865.

3. On April 4, 1929, a major fire destroyed the Dogfish Head Inn in Rehoboth Beach, Delaware. The iconic hotel had been a popular tourist destination for over 50 years but was never rebuilt after the devastating blaze. The Dogfish Head Brewery, which was founded in nearby Milton in 1995, takes its name from the beloved inn.

4. In 1968, Robert F. Kennedy visited Wilmington, Delaware on April 4th as part of his historic presidential campaign. After giving a speech to a packed crowd at a high school, Kennedy made a surprise visit to a predominantly African-American neighborhood and helped to defuse a potentially volatile situation.

5. April 4, 2015, marked the 50th anniversary of Delaware's deadliest fire, which claimed the lives of 18 firefighters in Wilmington. The tragedy occurred when a vacant warehouse caught fire and quickly spread to adjacent buildings, trapping the firefighters inside. The anniversary was commemorated with a procession honoring the fallen heroes and a dedication ceremony for a new memorial park.