| July 2018 | ||
| 30/07/18 | The alliance T (today: Def) was founded. | |
Founding members::  Sephiroth and AAvirus. | ||
 The alliance reaches a population more than 1,000. | ||
| August 2018 | ||
| 07/08/18 | The alliance is now known as Def. | |
| Joining of:Rasler. | ||
| 14/08/18 | Joining of:Busybody. | |
| The alliance reaches a population more than 5,000. | ||
| October 2018 | ||
| 31/10/18 | Deletion of:Sephiroth and AAvirus. | |
| December 2018 | ||
| 04/12/18 | Joining of:pat bundle. | |
| The alliance reaches a population more than 10,000. | ||