| September 2015 |
| 06/09/15 | The alliance 123 was founded. |
| Founding members::  Zorg. |
|  The alliance reaches a population more than 100. |
|
| 11/09/15 | Joining of:Wojnet. |
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| 14/09/15 | Joining of:Matelek. |
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| 16/09/15 | Joining of:darkoll. |
| Leaving of:Matelek. |
| The alliance reaches a population more than 1,000. |
|
| 17/09/15 | Joining of:lukasz33 and SidneyV. |
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| 18/09/15 | Joining of:bernard. |
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| 19/09/15 | Joining of:azanth. |
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| 23/09/15 | Leaving of:lukasz33. |
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| 27/09/15 | Leaving of:Wojnet. |
| October 2015 |
|
| 06/10/15 | Joining of:luheer. |
|
| 11/10/15 | The alliance reaches a population more than 5,000. |
|
| 29/10/15 | Joining of:WiązankaSnów. |
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| 30/10/15 | The alliance reaches a population more than 10,000. |
| November 2015 |
|
| 14/11/15 | Leaving of:luheer. |
|
| 15/11/15 | Leaving of:darkoll. |