| May 2009 |
| 22/05/09 | The alliance CHOAM (today: BM) was founded. |
| Founding members::  bodoleasa and Ixian. |
|  The alliance reaches a population more than 100. |
|
| 23/05/09 | Leaving of:Ixian. |
|
| 24/05/09 | Joining of:denysa20. |
|
| 26/05/09 | Joining of:Ixian. |
| June 2009 |
|
| 02/06/09 | The alliance reaches a population more than 1,000. |
|
| 09/06/09 | Joining of:vector. |
| July 2009 |
|
| 13/07/09 | Joining of:marius_d_d. |
|
| 19/07/09 | Leaving of:Ixian and vector. |
|
| 20/07/09 | Deletion of:bodoleasa. |
|
| 28/07/09 | Leaving of:marius_d_d. |
| August 2009 |
|
| 05/08/09 | The alliance is now known as BM. |