| October 2011 | ||
| 03/10/11 | The alliance RO (today: 300) was founded. | |
Founding members::  Mistyque. | ||
| 04/10/11 |  The alliance reaches a population more than 100. | |
| 16/10/11 | The alliance is now known as 300 A. | |
| Joining of:bandi. | ||
| 20/10/11 | Joining of:RMJ and batuhanozates12. | |
| 21/10/11 | Joining of:bekub and Vrono. | |
| The alliance reaches a population more than 1,000. | ||
| 22/10/11 | Joining of:Gallic Fighter. | |
| 25/10/11 | Joining of:stevens. | |
| 29/10/11 | Joining of:Kitsune. | |
| 30/10/11 | Joining of:Rongonline, DaLazyDude and HENRl. | |
| 31/10/11 | Joining of:gameboy1. | |
| November 2011 | ||
| 02/11/11 | Joining of:kulanger. | |
| 03/11/11 | Joining of:ariesxw and MoGaul. | |
| 04/11/11 | Joining of:JAM. | |
| Leaving of:JAM. | ||
| 05/11/11 | Joining of:Trinitynight. | |
| 06/11/11 | The alliance is now known as 300. | |
| The alliance reaches a population more than 5,000. | ||
| 11/11/11 | Leaving of:Kitsune. | |
| 13/11/11 | Leaving of:stevens. | |
| 20/11/11 | Leaving of:bandi RMJ batuhanozates12 Gallic Fighter DaLazyDude gameboy1 ariesxw and Trinitynight. | |
| 21/11/11 | Leaving of:Mistyque Vrono and MoGaul. | |
| 27/11/11 | Leaving of:bekub and kulanger. | |