| June 2017 | ||
| 13/06/17 | The alliance BG (today: SER) was founded. | |
Founding members::  Drunkboy. | ||
 The alliance reaches a population more than 100. | ||
| 14/06/17 | Joining of:Player, ligla, coni and играта. | |
| 15/06/17 | Joining of:Agripa, Бай Добри and batisi. | |
| The alliance reaches a population more than 1,000. | ||
| 16/06/17 | Joining of:Violet, Snooza, bulibas and ANAL YARANEN. | |
| 18/06/17 | Joining of:t_t. | |
| 19/06/17 | Joining of:genocid, tina23, Николай777 and PITBULL. | |
| 20/06/17 | Joining of:NaT and Vegans. | |
| Leaving of:ligla играта Agripa Бай Добри batisi Snooza bulibas t_t genocid tina23 Николай777 PITBULL and Vegans. | ||
| The alliance reaches a population more than 5,000. | ||
| 21/06/17 | Joining of:gumiflex. | |
| Leaving of:Drunkboy Player coni Violet ANAL YARANEN and NaT. | ||
| 24/06/17 | The alliance is now known as SER. | |
| 26/06/17 | The alliance SER was canceled. | |