| date | entity | event | name |
|---|---|---|---|
| 05/09/1935 | newspaper | date founded | L'Alba |
| 05/09/2012 | oil field | date Start of production | Odeske gas field |
| 05/09/1910 | organization | date founded | National Seismological Service |
| 05/09/1956 | organization | date founded | Federação Bahiana de Futsal |
| 05/09/1990 | organization | date founded | Observer Research Foundation |