| September 2012 | ||
| 09-14-12 | The alliance F4 (today: C7) was founded. | |
Founding members::  D.C. & Marvel. | ||
 The alliance reaches a population more than 100. | ||
| 09-27-12 | The alliance reaches a population more than 1,000. | |
| November 2012 | ||
| 11-13-12 | The alliance is now known as C7. | |
| 11-18-12 | Joining of:mcatrav. | |
| The alliance reaches a population more than 5,000. | ||
| December 2012 | ||
| 12-28-12 | The alliance reaches a population more than 10,000. | |
| April 2013 | ||
| 04-20-13 | Leaving of:mcatrav. | |