| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Star Marine) with the new title Marine. |
| 1 |
22 |
On the front lines of a planetary assault and occupation. |
| 1 |
22 |
Promoted to Marine (Star Marine) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Attempted to change assignments. |
| 2 |
22 |
Failed to qualify for Marine Support (Marine). |
| 2 |
22 |
Continued as Marine (Star Marine). |
| 2 |
23 |
On the front lines of a planetary assault and occupation. |
| 2 |
26 |
Promoted to Marine (Star Marine) rank 2 with the new title Corporal. |
| 3 |
26 |
Continued as Marine (Star Marine). |
| 3 |
30 |
Assigned to an assault on an enemy fortress. |
| 3 |
30 |
Promoted to Marine (Star Marine) rank 3 with the new title Lance Sergeant. |
| 4 |
30 |
Continued as Marine (Star Marine). |
| 4 |
34 |
Commanding officer takes an interest in Irwin Tow's career. |
| 4 |
34 |
Promoted to Marine (Star Marine) rank 4 with the new title Sergeant. |
| 5 |
34 |
Continued as Marine (Star Marine). |
| 5 |
38 |
Nearly killed. |
| 6 |
38 |
Became a Army (Army Support) with the new title Private. |
| 6 |
39 |
Lost eye or limb. |
| 6 |
42 |
Attempt at commissioned failed. |
| 6 |
42 |
Promoted to Army (Army Support) rank 1 with the new title Lance Corporal. |
| 7 |
42 |
Continued as Army (Army Support). |
| 7 |
46 |
Commanding officer takes an interest in Irwin Tow's career. |
| 7 |
46 |
Promoted to Army (Army Support) rank 2 with the new title Corporal. |