| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Army (Cavalry) with the new title Private. |
| 1 |
22 |
Advanced training in a specialist field |
| 1 |
22 |
Promoted to Army (Cavalry) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Continued as Army (Cavalry). |
| 2 |
25 |
Given a special assignment or duty in Matthew Brooks's unit. |
| 2 |
26 |
Promoted to Army (Cavalry) rank 2 with the new title Corporal. |
| 3 |
26 |
Continued as Army (Cavalry). |
| 3 |
29 |
Commanding officer takes an interest in Matthew Brooks's career. |
| 3 |
30 |
Promoted to Army (Cavalry) rank 3 with the new title Lance Sergeant. |
| 4 |
30 |
Attempted to change assignments. |
| 4 |
30 |
Switched to Army (Army Support) with previous rank. |
| 4 |
34 |
Assigned to a peacekeeping role. |
| 4 |
34 |
Promoted to Army (Army Support) rank 4 with the new title Sergeant. |