| April 2011 |
| 26/04/11 | The alliance __ROSS__ (today: 417 ORB) was founded. |
| Founding members::  Droga, motowrestlers, Kubik, kuhomahon, марс, JS_4484, break, Alkarak, Друид, VinNi, Entertainer, Draga, TIGR13, Sorcerer2005 and Gufi. |
| Leaving of:Gufi. |
|  The alliance reaches a population more than 1,000. |
|
| 27/04/11 | Joining of:Nick. |
| Leaving of:kuhomahon. |
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| 30/04/11 | Deletion of:Draga. |
| May 2011 |
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| 05/05/11 | Joining of:popashko. |
| Leaving of:popashko. |
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| 06/05/11 | Leaving of:break. |
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| 07/05/11 | Leaving of:motowrestlers. |
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| 08/05/11 | Joining of:qwed132, DRUE-WID and OverKill. |
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| 09/05/11 | Leaving of:Droga марс JS_4484 Alkarak Друид and VinNi. |
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| 10/05/11 | Joining of:Хартман, klontr, Горд and alexei333gw. |
| Leaving of:OverKill and Хартман. |
| Deletion of:qwed132. |
|
| 11/05/11 | Joining of:Asan2. |
| Leaving of:alexei333gw. |
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| 12/05/11 | Joining of:klaufir, Стас09 and ГНОМ. |
| Leaving of:klontr. |
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| 13/05/11 | Leaving of:Asan2. |
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| 14/05/11 | Deletion of:Sorcerer2005. |
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| 16/05/11 | The alliance is now known as 417 ORB. |
| Joining of:Rom and AVP. |
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| 21/05/11 | Deletion of:klaufir. |
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| 23/05/11 | Joining of:Пупсмэн and napoleon. |
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| 24/05/11 | Joining of:Grek and kmp. |
| Deletion of:Grek. |
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| 25/05/11 | Joining of:Kings, Lomko and виктор1985. |
| The alliance reaches a population more than 5,000. |
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| 26/05/11 | Joining of:BAHIK, glebusius, Ter-er and waswer. |
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| 27/05/11 | Joining of:gippi and аррканар. |
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| 28/05/11 | Leaving of:Ter-er. |
| The alliance reaches a population more than 10,000. |
|
| 30/05/11 | Joining of:так себе. |
| Leaving of:так себе. |
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| 31/05/11 | Joining of:Laila. |
| June 2011 |
|
| 01/06/11 | Deletion of:Горд. |
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| 06/06/11 | Leaving of:waswer. |
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| 08/06/11 | Leaving of:Entertainer and Стас09. |
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| 09/06/11 | Joining of:Laujon, romikovia, МТЛБ and Шоко-поко. |
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| 11/06/11 | Leaving of:glebusius. |
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| 12/06/11 | Joining of:Kler. |
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| 14/06/11 | Leaving of:gippi. |
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| 15/06/11 | Joining of:timur_1987. |
| Leaving of:Laila. |
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| 17/06/11 | Leaving of:BAHIK and Шоко-поко. |
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| 19/06/11 | Leaving of:МТЛБ and Kler. |
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| 20/06/11 | Deletion of:TIGR13 and Laujon. |
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| 21/06/11 | Leaving of:виктор1985. |
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| 25/06/11 | Leaving of:timur_1987. |
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| 28/06/11 | Leaving of:Kings. |
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| 29/06/11 | Deletion of:Nick. |
| July 2011 |
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| 04/07/11 | Leaving of:ГНОМ. |
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| 07/07/11 | Leaving of:Lomko. |
| Deletion of:аррканар. |
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| 17/07/11 | Deletion of:Пупсмэн. |
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| 25/07/11 | Deletion of:napoleon. |
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| 31/07/11 | Deletion of:DRUE-WID. |
| August 2011 |
|
| 02/08/11 | Deletion of:AVP. |
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| 03/08/11 | Deletion of:romikovia. |
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| 18/08/11 | Deletion of:Kubik. |
| September 2011 |
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| 17/09/11 | Joining of:ruya8. |
| Leaving of:ruya8. |
| October 2011 |
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| 31/10/11 | Deletion of:Rom. |
| November 2011 |
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| 20/11/11 | Deletion of:kmp. |
| The alliance 417 ORB was canceled. |