| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Star Marine) with the new title Marine. |
| 1 |
22 |
Trapped behind enemy lines. |
| 1 |
22 |
Attempt at commissioned failed. |
| 1 |
22 |
Promoted to Marine (Star Marine) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Attempted to change assignments. |
| 2 |
22 |
Switched to Marine (Marine Support) with previous rank. |
| 2 |
23 |
Commanding officer takes an interest in Walter Foster's career. |
| 3 |
26 |
Continued as Marine (Marine Support). |
| 3 |
28 |
Trapped behind enemy lines. |
| 3 |
30 |
Promoted to Marine (Marine Support) rank 2 with the new title Corporal. |
| 4 |
30 |
Continued as Marine (Marine Support). |
| 4 |
34 |
Assigned to the security staff of a space station. |
| 4 |
34 |
Forced to muster out. |
| 5 |
34 |
Became a Agent (Corporate Agent). |
| 5 |
36 |
Given specialist training in vehicles. |
| 5 |
38 |
Promoted to Agent (Corporate Agent) rank 1 with the new title Agent. |
| 6 |
38 |
Continued as Agent (Corporate Agent). |
| 6 |
39 |
Advanced training in a specialist field. |
| 7 |
42 |
Continued as Agent (Corporate Agent). |
| 7 |
46 |
Befriended by a senior agent. |
| 7 |
46 |
Forced to muster out. |