| December 2011 |
| 29/12/11 | The alliance PRO(11) (today: PRO ICAR) was founded. |
| Founding members::  blacksor and laorden. |
|  The alliance reaches a population more than 100. |
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| 30/12/11 | Joining of:trackeress and Darkeruso. |
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| 31/12/11 | The alliance is now known as PRO solo. |
| Joining of:brown, joker22, pretorianoo, tavy, alaska2k3 and papagallo69. |
| Leaving of:pretorianoo and alaska2k3. |
| January 2012 |
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| 01/01/12 | Joining of:anhqv. |
| Leaving of:joker22. |
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| 02/01/12 | Joining of:Qlin Gutierres. |
| Leaving of:tavy. |
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| 03/01/12 | Joining of:diegopc, joker22, kros555, ruben55, legend, Buster Blader, Gilgamesh and DISPEGI. |
| The alliance reaches a population more than 1,000. |
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| 04/01/12 | Joining of:goNzaArgentiNo. |
| Leaving of:DISPEGI. |
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| 05/01/12 | Leaving of:Qlin Gutierres. |
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| 06/01/12 | Joining of:Francisco1432, GERMANO, galoloco, el doraemon and Charles. |
| Deletion of:legend. |
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| 07/01/12 | Joining of:DuX, goriladj and SCOTFIELD. |
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| 08/01/12 | Joining of:Urox and nataliaa. |
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| 09/01/12 | Joining of:peñapc, X3M4, DarkLightning, raselmenia, misa and Rocio. |
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| 10/01/12 | Leaving of:Francisco1432 el doraemon and DuX. |
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| 11/01/12 | Joining of:BARBIE1, rey2000, Dharma, -sergiorome-, BCN1972, odlanyer, ruedor, culete and Frannie. |
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| 12/01/12 | The alliance is now known as PRO 11. |
| Leaving of:BARBIE1. |
| The alliance reaches a population more than 5,000. |
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| 13/01/12 | Joining of:EKO, Moo, sgulus and EWOOKY. |
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| 14/01/12 | Leaving of:anhqv. |
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| 15/01/12 | Joining of:PAULRABOT, sicosec, ffrrr and Hidrógeno. |
| Leaving of:Frannie. |
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| 16/01/12 | Joining of:BARREL CRASH. |
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| 17/01/12 | The alliance is now known as PRO ICAR. |
| Leaving of:PAULRABOT. |
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| 19/01/12 | Joining of:josedagop and juan miguel. |
| Deletion of:kros555. |
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| 20/01/12 | Leaving of:joker22 GERMANO Charles nataliaa X3M4 DarkLightning Dharma ruedor EKO Moo and Hidrógeno. |
| Deletion of:BCN1972. |
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| 21/01/12 | Joining of:fernando2314. |
| Leaving of:blacksor trackeress Darkeruso brown diegopc ruben55 Buster Blader Gilgamesh galoloco Urox peñapc misa rey2000 -sergiorome- culete sgulus EWOOKY sicosec ffrrr BARREL CRASH and josedagop. |
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| 22/01/12 | Leaving of:goNzaArgentiNo and goriladj. |
| Deletion of:papagallo69. |
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| 23/01/12 | Leaving of:odlanyer and juan miguel. |
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| 24/01/12 | Leaving of:SCOTFIELD and raselmenia. |
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| 26/01/12 | Leaving of:Rocio. |
| February 2012 |
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| 18/02/12 | Deletion of:fernando2314. |
| March 2012 |
|
| 09/03/12 | Deletion of:laorden. |
| The alliance PRO ICAR was canceled. |