| March 2021 | ||
| 27/03/21 | The alliance BM was founded. | |
Founding members::  bmbomt. | ||
 The alliance reaches a population more than 100. | ||
| 31/03/21 | Joining of:Panda. | |
| April 2021 | ||
| 03/04/21 | Joining of:merkür and Nike. | |
| Leaving of:Panda merkür and Nike. | ||
| May 2021 | ||
| 25/05/21 | Deletion of:bmbomt. | |
| The alliance BM was canceled. | ||