| March 2017 |
| 16/03/17 | The alliance SE (today: =OSE=) was founded. |
| Founding members::  tomcruis007, enfield, thinpig2610, Ffs, cuc, killex and L-Plater. |
|  The alliance reaches a population more than 1,000. |
|
| 17/03/17 | Joining of:cleaner, King InaMo!, Hyena, *** mvp, S&D, CABOKING, nicole121, fvi and Nok Mortum. |
| Leaving of:Nok Mortum. |
| The alliance reaches a population more than 5,000. |
|
| 18/03/17 | Joining of:joyhunter. |
| The alliance reaches a population more than 10,000. |
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| 19/03/17 | Joining of:Leocuelli and adar. |
| Leaving of:cleaner. |
| Deletion of:L-Plater. |
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| 20/03/17 | Joining of:Revenge, Kunder and asd123. |
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| 21/03/17 | Joining of:doohanwj and earth. |
| Leaving of:joyhunter and doohanwj. |
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| 22/03/17 | Joining of:meck91, Krys, Smooth Criminal, hank hill, libra, Jan, Zacker, BeliEvelLoL, FabulosoLOBEZNO, Vogie, reigen111, Rabbit, Koa, Hotxswim, papernz and Pkpk. |
| Leaving of:thinpig2610 and asd123. |
| Deletion of:Ffs. |
|
| 23/03/17 | The alliance is now known as =OSE=. |
| Joining of:lobster, Phoenix, Zadask, Obelix and Ddk. |
|
| 24/03/17 | Joining of:Hedgehog12, asterics, moonlight, Badsector, vycking, Angel, yannix and callme_hihi. |
| Leaving of:earth and Hedgehog12. |
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| 25/03/17 | Joining of:ccs and ladyx. |
| Leaving of:Revenge and ccs. |
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| 26/03/17 | Joining of:cochise, Camel, Il_Ciano, shardan, NightCrawler, Wellz, asaad and Mang tomas. |
| Leaving of:CABOKING Kunder and Zacker. |
| Deletion of:Wellz. |
| The alliance reaches a population more than 50,000. |
|
| 27/03/17 | Joining of:I3oI3i, DUck, Leopard. and Tylanesh. |
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| 28/03/17 | Joining of:liter and ustasa. |
| Leaving of:Phoenix. |
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| 29/03/17 | Joining of:asterixn1. |
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| 30/03/17 | Joining of:genesio. |
| Leaving of:yannix NightCrawler and Tylanesh. |
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| 31/03/17 | Joining of:lostndelusional, tetris_tyo and darkovu. |
| Leaving of:vycking and liter. |
|  The alliance have their first conquest. |
| April 2017 |
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| 01/04/17 | Leaving of:reigen111 callme_hihi and ustasa. |
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| 02/04/17 | Joining of:ryder. |
| Leaving of:Obelix asterics and Mang tomas. |
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| 03/04/17 | Joining of:vycking. |
| Leaving of:nicole121 Badsector shardan and darkovu. |
|
| 04/04/17 | Joining of:Arkuzeron. |
| Leaving of:enfield Leocuelli and Vogie. |
|
| 05/04/17 | Deletion of:Rabbit papernz and I3oI3i. |
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| 06/04/17 | Leaving of:S&D ladyx asterixn1 and genesio. |
| Deletion of:libra. |
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| 07/04/17 | Leaving of:fvi lobster and Arkuzeron. |
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| 08/04/17 | Joining of:jadoo. |
| Leaving of:killex and Hyena. |
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| 09/04/17 | Leaving of:ryder. |
| Deletion of:meck91. |
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| 10/04/17 | Joining of:Taunul, gg7, Monjito47 and Ollay. |
| Leaving of:Koa Zadask and asaad. |
| The alliance has done over 5 conquests. |
|
| 11/04/17 | Leaving of:King InaMo!. |
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| 12/04/17 | Joining of:amit. |
| Leaving of:tomcruis007 cuc *** mvp hank hill Jan and amit. |
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| 13/04/17 | Leaving of:Smooth Criminal and Pkpk. |
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| 14/04/17 | Joining of:KidInsipid. |
| Leaving of:Krys BeliEvelLoL Hotxswim Ddk Angel cochise Leopard. and tetris_tyo. |
|
| 15/04/17 | Leaving of:Taunul and Monjito47. |
| Deletion of:FabulosoLOBEZNO. |
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| 16/04/17 | Leaving of:adar moonlight Camel Il_Ciano DUck and jadoo. |
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| 17/04/17 | Leaving of:lostndelusional and Ollay. |
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| 23/04/17 | Deletion of:vycking. |
| May 2017 |
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| 10/05/17 | Deletion of:gg7. |
| June 2017 |
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| 26/06/17 | Deletion of:KidInsipid. |
| The alliance =OSE= was canceled. |