| September 2021 | ||
| 26/09/21 | The alliance °HW° (today: TBD) was founded. | |
Founding members::  TabakKäfer. | ||
 The alliance reaches a population more than 100. | ||
| 30/09/21 | Joining of:TuNichtGut. | |
| The alliance reaches a population more than 1,000. | ||
| October 2021 | ||
| 10/10/21 | The alliance reaches a population more than 5,000. | |
| 14/10/21 | The alliance is now known as ABC. | |
| 17/10/21 | Deletion of:TabakKäfer. | |
| 18/10/21 | The alliance is now known as TBD. | |