| July 2020 | ||
| 15/07/20 | The alliance SeNo was founded. | |
Founding members::  HolgerDanske, CaScAs33, Настена,  BenyaN, lenhador and  Gold Digger. | ||
 The alliance reaches a population more than 100. | ||
| 18/07/20 | Leaving of:Gold Digger. | |
| 21/07/20 | Leaving of:Настена. | |
| 22/07/20 | Leaving of:CaScAs33. | |
| August 2020 | ||
| 20/08/20 | The alliance reaches a population more than 1,000. | |
| 22/08/20 | Leaving of:HolgerDanske. | |
| September 2020 | ||
| 25/09/20 | Deletion of:lenhador. | |
| March 2021 | ||
| 20/03/21 | Deletion of:BenyaN. | |
| The alliance SeNo was canceled. | ||