| December 2018 | ||
| 02/12/18 | The alliance BW (today: SO) was founded. | |
Founding members::  Street Rossi, DARK and Kawa. | ||
 The alliance reaches a population more than 1,000. | ||
| 11/12/18 | The alliance is now known as SO. | |
| 12/12/18 | The alliance reaches a population more than 5,000. | |
| 22/12/18 | The alliance reaches a population more than 10,000. | |
| January 2019 | ||
| 11/01/19 | Deletion of:Street Rossi and DARK. | |