| July 2009 |
| 10/07/09 | The alliance O.B. was founded. |
| Founding members::  sileyne, Apassionata, Erdi, fellow and George Sand. |
|  The alliance reaches a population more than 100. |
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| 16/07/09 | Joining of:Decon. |
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| 21/07/09 | The alliance reaches a population more than 1,000. |
| August 2009 |
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| 01/08/09 | Joining of:Wandmaker. |
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| 02/08/09 | Joining of:Kenny Mc.. |
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| 03/08/09 | Leaving of:Kenny Mc.. |
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| 14/08/09 | Leaving of:sileyne. |
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| 26/08/09 | Joining of:bluerose149 and Mafiosi. |
| The alliance reaches a population more than 5,000. |
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| 27/08/09 | Joining of:Dreamwalker and Platin. |
| September 2009 |
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| 01/09/09 | Joining of:Diego. |
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| 02/09/09 | Joining of:Vivi. |
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| 03/09/09 | Joining of:Fire&Ice. |
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| 08/09/09 | Joining of:Ichigo. |
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| 11/09/09 | The alliance reaches a population more than 10,000. |
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| 14/09/09 | Leaving of:Vivi. |
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| 20/09/09 | Joining of:feelslikeheaven and Don_Chuan. |
| October 2009 |
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| 05/10/09 | Joining of:rastix. |
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| 24/10/09 | Leaving of:Ichigo. |
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| 27/10/09 | Leaving of:Platin. |
| November 2009 |
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| 03/11/09 | Joining of:Chef. |
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| 07/11/09 | Deletion of:Mafiosi. |
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| 11/11/09 | Joining of:Susanne. |
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| 14/11/09 | Leaving of:rastix. |
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| 15/11/09 | Joining of:shyotto. |
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| 19/11/09 | Joining of:CONF. |
| December 2009 |
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| 05/12/09 | The alliance reaches a population more than 50,000. |
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| 11/12/09 | Joining of:Glendowyn. |
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| 22/12/09 | Joining of:Juma. |
| January 2010 |
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| 02/01/10 | Joining of:drei and angelina86. |
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| 10/01/10 |  The alliance have their first conquest. |
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| 17/01/10 | Deletion of:drei. |
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| 23/01/10 | Leaving of:Diego. |
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| 31/01/10 | The alliance has done over 5 conquests. |
| February 2010 |
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| 02/02/10 | Joining of:dl2278. |
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| 07/02/10 | The alliance reaches a population more than 100,000. |
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| 11/02/10 | Leaving of:CONF. |
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| 17/02/10 | Deletion of:Juma. |
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| 19/02/10 | Leaving of:Fire&Ice and Don_Chuan. |
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| 21/02/10 | The alliance has done over 10 conquests. |
| March 2010 |
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| 01/03/10 | Leaving of:Susanne. |
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| 02/03/10 | Joining of:titora. |
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| 04/03/10 | Joining of:Fire&Ice. |
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| 06/03/10 | Joining of:stefanie97 and blueeyeguymoi. |
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| 23/03/10 | The alliance has done over 20 conquests. |
| April 2010 |
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| 09/04/10 | Leaving of:stefanie97. |
| June 2010 |
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| 05/06/10 | The alliance has done over 50 conquests. |