| April 2013 | ||
| 29/04/13 | The alliance IMPERO was founded. | |
Founding members::  w.disney. | ||
 The alliance reaches a population more than 1,000. | ||
| May 2013 | ||
| 27/05/13 | Joining of:adam1991. | |
| June 2013 | ||
| 14/06/13 | Joining of:rosann. | |
| 22/06/13 | Leaving of:rosann. | |
| July 2013 | ||
| 24/07/13 |  The alliance have their first conquest. | |
| September 2013 | ||
| 11/09/13 | The alliance reaches a population more than 5,000. | |
| October 2013 | ||
| 29/10/13 | Leaving of:adam1991. | |
| December 2013 | ||
| 13/12/13 | The alliance reaches a population more than 10,000. | |