1. In 1638, the first European settlement was established in Delaware by the Swedes and Finns. The settlement was named Fort Christina and located in present-day Wilmington.

2. On March 26, 1776, Delaware adopted its first state constitution, becoming the first state to do so after the Declaration of Independence was signed.

3. John Dickinson, one of the Founding Fathers of the United States and a signer of the US Constitution, was born in Delaware on March 26, 1732.

4. The Battle of Dover took place on March 26, 1781, during the American Revolutionary War. British forces under the command of General William Tryon attempted to capture the state capital of Dover but were repelled by American forces.

5. On March 26, 1946, Delaware ratified the United Nations Charter, becoming one of the first states to do so and reaffirming its commitment to international cooperation and peace.