| date | entity | event | name |
|---|---|---|---|
| 06/04/1974 | city | date founded | Saint-Apollinaire, Quebec |
| 06/04/1956 | former country | data end | Spanish protectorate in Morocco |
| 06/04/1938 | airplane | date First flight | Bell P-39 Airacobra |
| 06/04/2017 | attraction | date Opened | Race Through New York Starring Jimmy Fallon |
| 06/04/1997 | airplane | date Introduction | Embraer ERJ family |