| date | entity | event | name |
|---|---|---|---|
| 12/09/1897 | encyclical | date | Augustissimae Virginis Mariae |
| 12/09/1970 | team | date Foundation | Bangor Swifts F.C. |
| 12/09/1982 | organization | date founded | Group for a Switzerland Without an Army |
| 12/09/1753 | organization | date founded | Linonian Society |
| 12/09/1931 | organization | date founded | Filadelfia Bankeryd |