| May 2009 |
| 15/05/09 | The alliance ONE was founded. |
| Founding members::  Lord Lancelot. |
|  The alliance reaches a population more than 100. |
|
| 27/05/09 | Joining of:stevie. |
|
| 31/05/09 | Joining of:Bradley. |
| June 2009 |
|
| 01/06/09 | The alliance reaches a population more than 1,000. |
|
| 03/06/09 | Joining of:yclin33. |
|
| 08/06/09 | Leaving of:yclin33. |
|
| 13/06/09 | Joining of:Slingers and Davib. |
|
| 14/06/09 | Deletion of:stevie. |
| July 2009 |
|
| 03/07/09 | Joining of:Hazzadous1. |
|
| 09/07/09 | Joining of:zerstorer and kohei. |
|
| 17/07/09 | Joining of:poringjoker. |
| The alliance reaches a population more than 5,000. |
|
| 20/07/09 | Leaving of:poringjoker. |
|
| 23/07/09 | Deletion of:Bradley. |
|
| 29/07/09 | Leaving of:kohei. |
| Deletion of:Davib. |
| August 2009 |
|
| 06/08/09 | Leaving of:Hazzadous1. |