| January 2015 |
| 04/01/15 | The alliance ROS was founded. |
| Founding members::  italiano, canerv, credence and mus35. |
|  The alliance reaches a population more than 100. |
|
| 05/01/15 | Joining of:blackmountain, dargombez and Achtung Baby. |
| The alliance reaches a population more than 1,000. |
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| 06/01/15 | Joining of:Aldeadejmussi, okanil and GiampieRock. |
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| 07/01/15 | Joining of:OSMANLITORUNU, Cowalsky, morue, Krattz, silvester, VimcityCS, lachauvais and jukishio. |
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| 08/01/15 | Joining of:Vandor, YAVUZ and crazybullets. |
| The alliance reaches a population more than 5,000. |
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| 09/01/15 | Joining of:aysetarakciK and Scarecrow. |
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| 10/01/15 | Joining of:lung. |
| Leaving of:morue Vandor and Scarecrow. |
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| 11/01/15 | Joining of:HunTer. |
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| 13/01/15 | Joining of:gargi. |
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| 14/01/15 | Joining of:The Stix. |
| Leaving of:HunTer. |
| The alliance reaches a population more than 10,000. |
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| 15/01/15 | Leaving of:lung. |
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| 16/01/15 | Joining of:toxic59. |
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| 19/01/15 | Deletion of:blackmountain. |
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| 23/01/15 | Deletion of:Cowalsky. |
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| 24/01/15 | Joining of:thewolfheart. |
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| 25/01/15 | Leaving of:Krattz and The Stix. |
| Deletion of:GiampieRock. |
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| 26/01/15 | Leaving of:jukishio and YAVUZ. |
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| 28/01/15 | Joining of:mon frere and The Terminator. |
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| 29/01/15 | Deletion of:Achtung Baby. |
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| 30/01/15 |  The alliance have their first conquest. |
| February 2015 |
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| 01/02/15 | Deletion of:canerv and credence. |
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| 03/02/15 | Leaving of:dargombez. |
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| 04/02/15 | Leaving of:mon frere. |
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| 06/02/15 | Deletion of:okanil. |
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| 07/02/15 | Deletion of:italiano. |
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| 11/02/15 | Leaving of:thewolfheart. |
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| 14/02/15 | Leaving of:toxic59. |
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| 16/02/15 | Deletion of:mus35. |
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| 20/02/15 | Deletion of:The Terminator. |
| March 2015 |
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| 19/03/15 | Deletion of:crazybullets and gargi. |
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| 25/03/15 | Deletion of:OSMANLITORUNU. |