| date | entity | event | name |
|---|---|---|---|
| 02/04/2002 | file format | date released | ReStructuredText |
| 02/04/1823 | newspaper | date founded | Onondaga Gazette |
| 02/04/2008 | protected area | date founded | Forêt refuge du Lac-Matapédia |
| 02/04/1979 | organization | date founded | Ministry of Higher Education and Scientific Research (Tunisia) |
| 02/04/1919 | organization | date founded | Polish Mathematical Society |