| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Ground Assault) with the new title Marine. |
| 1 |
21 |
On the front lines of a planetary assault and occupation. |
| 1 |
22 |
Commissioned in Marine (Ground Assault) with the new title Lieutenant. |
| 1 |
22 |
Promoted to Marine (Ground Assault) officer rank 2 with the new title Captain. |
| 2 |
22 |
Continued as Marine (Ground Assault). |
| 2 |
24 |
On the front lines of a planetary assault and occupation. |
| 2 |
26 |
Promoted to Marine (Ground Assault) officer rank 3 with the new title Force Commander. |
| 3 |
26 |
Continued as Marine (Ground Assault). |
| 3 |
30 |
Trapped behind enemy lines. |
| 3 |
30 |
Promoted to Marine (Ground Assault) officer rank 4 with the new title Lieutenant Colonel. |
| 4 |
30 |
Continued as Marine (Ground Assault). |
| 4 |
31 |
A mission goes wrong and Hershel Lowe is stranded behind enemy lines. Ejected from the service. |