1. Delaware became the first state to ratify the U.S. Constitution on April 1, 1787, declaring their support for the newly formed federal government.
2. On April 1, 1936, the first bridge to cross the Delaware River was opened, connecting New Castle, Delaware and Pennsville, New Jersey.
3. The town of Lewes, Delaware was founded on April 1, 1631 by Dutch colonists, making it one of the oldest continuously inhabited European settlements in the United States.
4. On April 1, 1865, Delaware passed the 13th Amendment to the U.S. Constitution, officially abolishing slavery in the state.
5. The state flower of Delaware, the peach blossom, is in peak bloom during the month of April, making it a popular time for visitors to explore the state's orchards and farms.