| April 2010 |
| 12/04/10 | The alliance eur (today: P.S.P.) was founded. |
| Founding members::  lilpepito. |
|
| 13/04/10 | The alliance is now known as E.U.R.. |
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| 16/04/10 | Joining of:misterliljohnny. |
|  The alliance reaches a population more than 100. |
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| 17/04/10 | Joining of:john17. |
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| 20/04/10 | Joining of:misterlilpepito. |
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| 21/04/10 | Joining of:counamama. |
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| 23/04/10 | The alliance is now known as E.U.G.. |
| May 2010 |
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| 02/05/10 | Joining of:rococoua. |
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| 04/05/10 | Joining of:chti6212. |
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| 20/05/10 | The alliance reaches a population more than 1,000. |
| June 2010 |
|
| 19/06/10 | Deletion of:rococoua. |
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| 20/06/10 | The alliance is now known as P.S.P.. |
| Joining of:yapado. |
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| 27/06/10 | Joining of:rom 21. |
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| 28/06/10 | Deletion of:counamama. |
| July 2010 |
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| 28/07/10 | Deletion of:john17. |
| August 2010 |
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| 02/08/10 | Deletion of:chti6212. |
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| 28/08/10 | Deletion of:yapado. |
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| 31/08/10 | Leaving of:misterliljohnny. |
| October 2010 |
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| 22/10/10 | Deletion of:misterlilpepito and rom 21. |