| May 2009 |
| 11/05/09 | The alliance + N.D - (today: U.P.C) was founded. |
| Founding members::  conan1 and er fisu. |
|  The alliance reaches a population more than 1,000. |
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| 13/05/09 | The alliance is now known as U.P.C. |
| Joining of:masnuelin and Mago. |
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| 14/05/09 | Joining of:urco. |
| The alliance reaches a population more than 5,000. |
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| 16/05/09 | Joining of:petalo, er_bruno, LOVES, CORTINILLA, rubento, solo yo and juninho87. |
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| 17/05/09 | Joining of:paco4. |
| The alliance reaches a population more than 10,000. |
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| 18/05/09 | Joining of:serrucho11, wyvern, petrusaje, Pepet28 and la_wapixima. |
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| 19/05/09 | Joining of:Pedri. |
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| 22/05/09 | Leaving of:conan1 er fisu Mago urco LOVES CORTINILLA and wyvern. |
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| 23/05/09 | Leaving of:masnuelin and rubento. |
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| 24/05/09 | Leaving of:juninho87 serrucho11 and Pedri. |
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| 25/05/09 | Leaving of:Pepet28. |
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| 27/05/09 | Leaving of:solo yo. |
| June 2009 |
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| 02/06/09 | Leaving of:er_bruno paco4 and petrusaje. |
| July 2009 |
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| 25/07/09 | Deletion of:petalo. |