| date | entity | event | name |
|---|---|---|---|
| 09/11/2011 | organization | date founded | OPEN Alliance SIG |
| 09/11/1874 | organization | date founded | Sigma Kappa |
| 09/11/1946 | organization | date founded | The Links, Incorporated |
| 09/11/2007 | organization | date founded | Civil Rights Council |
| 09/11/1944 | airplane | date First flight | Boeing C-97 Stratofreighter |