| March 2019 |
| 26/03/19 | The alliance psa was founded. |
| Founding members::  zysiolo, skoda and czech-knight. |
|  The alliance reaches a population more than 1,000. |
|
| 27/03/19 | Joining of:zebee. |
|
| 29/03/19 | Joining of:DRMR. |
|
| 30/03/19 | Joining of:MerLin and ManGal. |
| April 2019 |
|
| 01/04/19 | Joining of:Lion. |
|
| 02/04/19 | Joining of:Salt. |
|
| 05/04/19 | Leaving of:ManGal. |
|
| 06/04/19 | Joining of:Mavy12. |
|
| 10/04/19 | Leaving of:zysiolo. |
|
| 11/04/19 | Joining of:Changamire and marco6. |
| The alliance reaches a population more than 5,000. |
|
| 20/04/19 | Leaving of:czech-knight and Mavy12. |
|
| 21/04/19 | Leaving of:Salt and Changamire. |
| May 2019 |
|
| 21/05/19 | Deletion of:skoda and zebee. |
| June 2019 |
|
| 10/06/19 | Deletion of:DRMR. |
| July 2019 |
|
| 04/07/19 | Deletion of:MerLin. |
| August 2019 |
|
| 23/08/19 | Deletion of:marco6. |
|
| 28/08/19 | Deletion of:Lion. |
| The alliance psa was canceled. |