| September 2022 | ||
| 17/09/22 | The alliance UMB was founded. | |
Founding members::  Tobb, lalo2538 and BlueManGroup. | ||
 The alliance reaches a population more than 1,000. | ||
| October 2022 | ||
| 19/10/22 | Joining of:Theoden. | |
| 24/10/22 | Leaving of:Tobb. | |
| November 2022 | ||
| 13/11/22 | Leaving of:lalo2538. | |
| December 2022 | ||
| 13/12/22 | The alliance reaches a population more than 5,000. | |
| January 2023 | ||
| 09/01/23 | Deletion of:BlueManGroup. | |