| August 2021 |
| 16/08/21 | The alliance W (today: OSM) was founded. |
| Founding members::  Son Goku,  Gambert and  SOLE. |
|  The alliance reaches a population more than 1,000. |
|
| 17/08/21 | Joining of:Karesi Beyi. |
|
| 21/08/21 | Deletion of:Son Goku. |
| September 2021 |
|
| 10/09/21 | The alliance reaches a population more than 5,000. |
|
| 11/09/21 | Deletion of:Karesi Beyi. |
|
| 13/09/21 | Deletion of:SOLE. |
| October 2021 |
|
| 20/10/21 |  The alliance have their first conquest. |
| November 2021 |
|
| 29/11/21 | Deletion of:Gambert. |
|
| 30/11/21 | The alliance is now known as OSM. |
| Joining of:JadetGaucho, RafinhaRTC and raja88. |
| Leaving of:raja88. |
| December 2021 |
|
| 01/12/21 | The alliance OSM was canceled. |