| June 2015 | ||
| 16/06/15 | The alliance BKBNc was founded. | |
Founding members::  Pidalka, SimuL8Nist, lovemuffin, killing time035 and Dreamgirl. | ||
 The alliance reaches a population more than 100. | ||
| 17/06/15 | Joining of:domus, LEE, Vagabond, masterblaster and lollerbean. | |
| The alliance reaches a population more than 1,000. | ||
| 18/06/15 | Leaving of:killing time035 and lollerbean. | |
| 20/06/15 | Joining of:ooo. | |
| 22/06/15 | Deletion of:Vagabond. | |
| 24/06/15 | Leaving of:lovemuffin. | |
| 26/06/15 | Joining of:Skyran. | |
| Leaving of:Pidalka. | ||
| 29/06/15 | Deletion of:ooo. | |
| 30/06/15 | Deletion of:Dreamgirl. | |
| July 2015 | ||
| 01/07/15 | Deletion of:domus. | |
| 06/07/15 | Deletion of:LEE. | |
| 17/07/15 | Leaving of:masterblaster. | |
| August 2015 | ||
| 25/08/15 | Deletion of:Skyran. | |
| September 2015 | ||
| 06/09/15 | Deletion of:SimuL8Nist. | |
| The alliance BKBNc was canceled. | ||