| May 2020 | ||
| 19/05/20 | The alliance SISTERS was founded. | |
Founding members::  mwohlgemuth,  Pelerourdi, dwreventon and nathanw4. | ||
 The alliance reaches a population more than 100. | ||
| 20/05/20 | The alliance reaches a population more than 1,000. | |
| 24/05/20 | Deletion of:Pelerourdi. | |
| The alliance reaches a population more than 5,000. | ||
| 26/05/20 | Joining of:labori. | |
| 27/05/20 | The alliance reaches a population more than 10,000. | |