| Year | Month | Day | Event |
|---|---|---|---|
| 1802 | May | 03 | Washington, D.C. Is Incorporated As A City |
| 1884 | Dec | 06 | Washington Monument Completed |
| 1888 | Jan | 27 | National Geographic Society Founded In Washington, DC |
| 1913 | Mar | 03 | D.C.: Thousands March In Suffrage Parade |
| 1976 | May | 24 | Commencement Of Concorde Service From London To Washington, D.C |
| 1995 | Jul | 27 | Korean War Memorial Dedicated In D.C |
| 2004 | May | 29 | WWII Memorial Dedication In D.C |
| 2008 | Nov | 14 | First G-20 Summit In Washington, D.C |