| May 2011 | ||
| 03/05/11 | The alliance T P L (today: IMPERIUM) was founded. | |
Founding members::  tot. | ||
| 04/05/11 | Joining of:siwasowa15 and lou. | |
| Leaving of:siwasowa15. | ||
 The alliance reaches a population more than 100. | ||
| 05/05/11 | Joining of:Katharos. | |
| 06/05/11 | Joining of:verbena, audi14_11, siwasowa15 and pioAA. | |
| 08/05/11 | Joining of:Imenda and tuman. | |
| The alliance reaches a population more than 1,000. | ||
| 09/05/11 | Joining of:blanszer, Josey Wales and vido. | |
| 10/05/11 | Joining of:Nemesis. | |
| Deletion of:Katharos. | ||
| 16/05/11 | Leaving of:Josey Wales. | |
| Deletion of:Nemesis. | ||
| 18/05/11 | Joining of:Dremik. | |
| 19/05/11 | Joining of:m4rzenk4. | |
| 21/05/11 | Joining of:Frankie93. | |
| 26/05/11 | Joining of:Asterixxxxxxxxx. | |
| 27/05/11 | Joining of:BLACK DRAGON. | |
| Leaving of:tot and tuman. | ||
| 28/05/11 | The alliance is now known as IMPERIUM. | |
| Leaving of:siwasowa15 pioAA and Dremik. | ||
| 29/05/11 | Leaving of:lou verbena audi14_11 Imenda blanszer vido m4rzenk4 Frankie93 and Asterixxxxxxxxx. | |
| September 2011 | ||
| 26/09/11 | The alliance reaches a population more than 5,000. | |