| date | entity | event | name |
|---|---|---|---|
| 01/06/2004 | file format | date released | Theora |
| 01/06/1939 | airport | date Opened | Oslo Airport, Fornebu |
| 01/06/2006 | observatory | date founded | Ondokuz Mayis University Observatory |
| 01/06/1999 | team | date Foundation | ASV De Dijk |
| 01/06/1962 | team | date Foundation | Bayer Esporte Clube |