| date | entity | event | name |
|---|---|---|---|
| 21/09/1964 | former country | data end | Crown Colony of Malta |
| 21/09/1993 | conflict | data start | 1993 Russian constitutional crisis |
| 21/09/1979 | company | date founded | Levi, Ray & Shoup |
| 21/09/1978 | team | date Foundation | Bosque Formosa Esporte Clube |
| 21/09/1999 | protected area | date founded | Mata Escura Biological Reserve |