| May 2019 |
| 29/05/19 | The alliance TLTB (today: K&BA) was founded. |
| Founding members::  mary. |
|  The alliance reaches a population more than 1,000. |
|
| 30/05/19 | Joining of:Patakulle, hrr88, Nolf and Baksen. |
| The alliance reaches a population more than 5,000. |
|
| 31/05/19 | Joining of:Scroll, stell, farss, parzo, patta, Akdag, Katil and Gamyoncu. |
| The alliance reaches a population more than 10,000. |
| June 2019 |
|
| 01/06/19 | The alliance is now known as K&BA. |
| Joining of:Zaraki and Killuaa. |
|
| 12/06/19 | Deletion of:Killuaa. |
|
| 14/06/19 | Deletion of:mary Patakulle Baksen and Akdag. |
| July 2019 |
|
| 02/07/19 | Deletion of:Zaraki. |
|
| 03/07/19 | Deletion of:hrr88 Nolf and patta. |
|
| 04/07/19 | Deletion of:parzo. |