| date | entity | event | name |
|---|---|---|---|
| 09/07/1977 | city | date founded | Sainte-Hélène-de-Bagot, Quebec |
| 09/07/2006 | roller coaster | date Opened | Crystal Wing |
| 09/07/2006 | fire | date | Sawtooth Complex Fire |
| 09/07/1962 | nuclear weapons test | date begin | Starfish Prime |
| 09/07/1972 | nuclear weapons test | date begin | Fákel |