| October 2012 | ||
| 07/10/12 | The alliance Ost-A~1 was founded. | |
Founding members::  nubyara. | ||
 The alliance reaches a population more than 100. | ||
| 13/10/12 | The alliance reaches a population more than 1,000. | |
| 24/10/12 | Joining of:comrade. | |
| 30/10/12 | Joining of:Trest. | |
| Leaving of:nubyara and comrade. | ||
| The alliance reaches a population more than 5,000. | ||
| January 2013 | ||
| 22/01/13 | Deletion of:Trest. | |
| The alliance Ost-A~1 was canceled. | ||