| Year | Month | Day | Event |
|---|---|---|---|
| 1609 | Aug | 28 | Henry Hudson Discovers Delaware Bay |
| 1638 | Mar | 29 | Swedish Colonist Establish New Sweden Settlement |
| 1682 | Aug | 24 | Penn Adds Delaware To Pennsylvania Colony |
| 1787 | Dec | 07 | Delaware Ratifies US Constitution First |
| 1918 | May | 02 | General Motors Acquires Chevrolet Motor Company |