| May 2011 |
| 13/05/11 | The alliance CH-9809 (today: CH) was founded. |
| Founding members::  keson and eikou. |
|  The alliance reaches a population more than 100. |
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| 16/05/11 | Joining of:nobaby. |
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| 17/05/11 | Joining of:paopao. |
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| 19/05/11 | Leaving of:paopao. |
| The alliance reaches a population more than 1,000. |
|
| 24/05/11 | Joining of:ivy. |
| June 2011 |
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| 03/06/11 | Joining of:lily, Polly, MR Green and Lucy_T. |
| The alliance reaches a population more than 5,000. |
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| 04/06/11 | Joining of:bingcheng. |
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| 06/06/11 | Leaving of:Lucy_T. |
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| 07/06/11 | Deletion of:nobaby. |
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| 11/06/11 | The alliance reaches a population more than 10,000. |
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| 12/06/11 | Joining of:sheep. |
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| 15/06/11 | The alliance is now known as CH. |
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| 18/06/11 | Joining of:CHINA. |
| Leaving of:keson. |
| July 2011 |
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| 05/07/11 | Joining of:htwoo. |
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| 08/07/11 | Leaving of:eikou bingcheng and sheep. |
| August 2011 |
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| 04/08/11 | Deletion of:lily. |
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| 08/08/11 | Deletion of:MR Green. |
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| 16/08/11 | Deletion of:Polly. |
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| 20/08/11 |  The alliance have their first conquest. |
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| 28/08/11 | Deletion of:CHINA. |
| September 2011 |
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| 07/09/11 | Deletion of:htwoo. |