| date | entity | event | name |
|---|---|---|---|
| 16/05/1992 | former country | data end | Udmurt Autonomous Soviet Socialist Republic |
| 16/05/1975 | former country | data end | Kingdom of Sikkim |
| 16/05/2000 | operating system | date released | MenuetOS |
| 16/05/2004 | organization | date founded | One Campaign |
| 16/05/1956 | organization | date founded | Sûreté Nationale (Morocco) |