| May 2012 | ||
| 24/05/12 | The alliance US (today: US-O) was founded. | |
Founding members::  Tinman. | ||
| 25/05/12 | The alliance is now known as US-O. | |
| 30/05/12 |  The alliance reaches a population more than 100. | |
| The alliance US-O was canceled. | ||
| May 2012 | ||
| 24/05/12 | The alliance US (today: US-O) was founded. | |
| Founding members:: Tinman. | ||
| 25/05/12 | The alliance is now known as US-O. | |
| 30/05/12 | The alliance reaches a population more than 100. | |
| The alliance US-O was canceled. | ||