| date | entity | event | name |
|---|---|---|---|
| 15/12/1978 | newspaper | date founded | Nguoi Viet Daily News |
| 15/12/1987 | observatory | date founded | Oregon Star Party |
| 15/12/1957 | organization | date founded | Gesellschaft Schweiz-Israel |
| 15/12/1983 | organization | date founded | National Commission on the Disappearance of Persons |
| 15/12/1944 | organization | date founded | National Deaf Children's Society |