| July 2020 |
| 15/07/20 | The alliance HC400 was founded. |
| Founding members::  Lucretius, cems,  darkblue, Labrice, Paradise, Odeta66, SarıŞeytan,  Balzarion, Final Spark, nickynac, Hiro-shima, Atlas, DeUtrolige, Les Maçons and svataas. |
| Leaving of:DeUtrolige. |
|  The alliance reaches a population more than 1,000. |
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| 16/07/20 | Joining of:lslil1, behemonts, Charos, PHYCO, astralman, Vetlen, bear, Furious, broilerman, Reho, The Farmer, Big boss, Retaraemes, king kong, neo, skallan, wildcat, Ninja Assassin, Babaorhum, Semiramide, Imbruttito and Quimera. |
| The alliance reaches a population more than 5,000. |
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| 17/07/20 | Joining of:LSDUFFY, Mogoye, Tekmate4you and Lunar. |
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| 18/07/20 | Joining of:luxoreaper, deledur, Soft Whye and Developer. |
| Leaving of:Vetlen bear and Tekmate4you. |
| Deletion of:neo. |
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| 19/07/20 | Joining of:bombbb, MARIO35 and TwenTeen. |
| Leaving of:darkblue lslil1 broilerman Retaraemes and LSDUFFY. |
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| 20/07/20 | Leaving of:Lucretius cems Labrice SarıŞeytan Final Spark nickynac Hiro-shima svataas behemonts Charos PHYCO Reho Big boss Quimera deledur and Developer. |
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| 22/07/20 | Leaving of:MARIO35. |
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| 23/07/20 | Leaving of:Lunar and TwenTeen. |
| Deletion of:Les Maçons Furious and Mogoye. |
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| 24/07/20 | Leaving of:skallan. |
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| 27/07/20 | Leaving of:king kong wildcat Ninja Assassin and bombbb. |
| August 2020 |
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| 01/08/20 | Deletion of:Paradise. |
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| 02/08/20 | Leaving of:astralman. |
| September 2020 |
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| 19/09/20 | Deletion of:Atlas. |
| October 2020 |
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| 15/10/20 | Deletion of:Babaorhum. |
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| 27/10/20 | Deletion of:Imbruttito. |
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| 28/10/20 | Deletion of:Odeta66. |
| November 2020 |
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| 01/11/20 | Deletion of:Soft Whye. |
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| 03/11/20 | Deletion of:Semiramide. |
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| 11/11/20 | Deletion of:The Farmer. |
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| 20/11/20 | Deletion of:Balzarion. |
| December 2020 |
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| 01/12/20 | Deletion of:luxoreaper. |
| The alliance HC400 was canceled. |