| May 2011 | ||
| 05/05/11 | The alliance bobři was founded. | |
Founding members::  pajas. | ||
| 10/05/11 |  The alliance reaches a population more than 100. | |
| 20/05/11 | Joining of:Nelly. | |
| 23/05/11 | Joining of:rumburak. | |
| July 2011 | ||
| 31/07/11 | Deletion of:Nelly. | |
| November 2011 | ||
| 27/11/11 | The alliance reaches a population more than 1,000. | |