| April 2021 |
| 10/04/21 | The alliance SRB was founded. |
| Founding members::  anarhista82, vatrogasac, Dicky, dale_cooper, LeN, tenkista, NikoO, killgor, Endrmen, Baraka, baryga, surovi, Semsoz, Durlanac95, Machulo82101, Vither, Animalo, Thanhken and stitch. |
|  The alliance reaches a population more than 1,000. |
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| 11/04/21 | Joining of:Explicit. |
| Leaving of:baryga and Vither. |
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| 12/04/21 | Joining of:Aybars69, stististi2, key, marchado and simo. |
| Leaving of:Explicit and stististi2. |
| The alliance reaches a population more than 5,000. |
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| 13/04/21 | Leaving of:tenkista Semsoz and Aybars69. |
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| 14/04/21 | Joining of:JokerMG93. |
| Leaving of:vatrogasac dale_cooper Animalo stitch and marchado. |
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| 15/04/21 | Leaving of:LeN Machulo82101 and Thanhken. |
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| 16/04/21 | Leaving of:Dicky and Baraka. |
| Deletion of:key. |
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| 18/04/21 | Deletion of:anarhista82. |
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| 19/04/21 | Deletion of:Endrmen. |
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| 21/04/21 | Leaving of:Durlanac95 and JokerMG93. |
| Deletion of:surovi. |
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| 22/04/21 | Leaving of:simo. |