1. On June 10, 1776, Delaware broke away from Pennsylvania and became a separate state in the United States. This historic event was marked by the adoption of the Declaration of Independence by the Continental Congress, making Delaware the first state to ratify the document.

2. In 1944, troops from the 82nd Airborne Division landed in Normandy, France, as part of the D-Day invasion. Among these troops were soldiers from Delaware who fought bravely in the battle to liberate Europe.

3. June 10, 1886, marked the birth of Helen F. Graham, the first woman to be elected as a U.S. Senator from Delaware. Graham served in the Senate from 1949 to 1960, and worked tirelessly to advance the interests of her constituents.

4. On June 10, 1963, President John F. Kennedy gave a speech at the University of Delaware in Newark, Delaware. The speech focused on the importance of education and innovation to the future of the United States, and was well received by the audience.

5. In 1991, Delaware became the first state to pass a law allowing betting on professional sports. This decision paved the way for the widespread legalization of sports betting across the United States, and has helped to boost the state’s economy through increased tourism and revenue.