| February 2015 |
| 21/02/15 | The alliance Umbrella was founded. |
| Founding members::  maz, sky, ham, Crysis, Khan and zoldat. |
|  The alliance reaches a population more than 100. |
|
| 22/02/15 | Joining of:gek. |
|
| 23/02/15 | The alliance reaches a population more than 1,000. |
| March 2015 |
|
| 03/03/15 | The alliance reaches a population more than 5,000. |
|
| 06/03/15 | Joining of:Ted. |
|
| 10/03/15 | Joining of:HabadubaDuBa. |
| The alliance reaches a population more than 10,000. |
|
| 16/03/15 | Leaving of:Ted. |
| April 2015 |
|
| 16/04/15 | Joining of:UkrBoy. |
|
| 17/04/15 | Joining of:shusha_cutusha. |
|
| 30/04/15 | The alliance reaches a population more than 50,000. |