| January 2021 | ||
| 10/01/21 | The alliance Rumba was founded. | |
Founding members::  Skrepka, Nimbus and Amba. | ||
 The alliance reaches a population more than 100. | ||
| 17/01/21 | The alliance reaches a population more than 1,000. | |
| February 2021 | ||
| 18/02/21 | The alliance reaches a population more than 5,000. | |
| March 2021 | ||
| 18/03/21 | The alliance reaches a population more than 10,000. | |
| April 2021 | ||
| 21/04/21 | Deletion of:Skrepka Nimbus and Amba. | |
| The alliance Rumba was canceled. | ||