1. In 1953, Wilmington-native Eugene R. Sullivan was born on January 20. Sullivan went on to become a prominent lawyer and served as a federal judge and head of the United States Department of Justice's Office of International Affairs.

2. Delaware's own Joe Biden was officially sworn in as the 46th President of the United States on January 20, 2021, in a historic ceremony held amid the coronavirus pandemic. This made him the oldest president to be inaugurated at the age of 78.

3. On January 20, 2019, Delawareans celebrated the birthday of the state's most famous abolitionist and Underground Railroad conductor, Harriet Tubman. Although Tubman was not born in Delaware, she spent many years in the state and helped free countless slaves from bondage.

4. January 20, 1937, saw the opening of the Delaware Memorial Bridge, which spans the Delaware River and connects Delaware to New Jersey. The bridge, which was at the time the longest suspension bridge in the world, has since become a beloved symbol of the First State.

5. In 1985, Delaware's Governor Pierre S. "Pete" du Pont IV declared January 20 as "Bishop Richard Allen Day" in honor of the founder of the African Methodist Episcopal Church. Allen was born a slave in Philadelphia in 1760 and went on to become an influential preacher and civil rights activist.