| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Marine Support) with the new title Marine. |
| 1 |
19 |
On the front lines of a planetary assault and occupation. |
| 1 |
22 |
Commissioned in Marine (Marine Support) with the new title Lieutenant. |
| 1 |
22 |
Promoted to Marine (Marine Support) officer rank 2 with the new title Captain. |
| 2 |
22 |
Continued as Marine (Marine Support). |
| 2 |
23 |
Advanced training in a specialist field |
| 2 |
26 |
Forced to continue current assignment |
| 2 |
26 |
Promoted to Marine (Marine Support) officer rank 3 with the new title Force Commander. |
| 3 |
26 |
Continued as Marine (Marine Support). |
| 3 |
28 |
Display heroism in battle. |
| 3 |
30 |
Promoted to Marine (Marine Support) officer rank 4 with the new title Lieutenant Colonel. |
| 4 |
30 |
Continued as Marine (Marine Support). |
| 4 |
33 |
Commanding officer takes an interest in Gertrude Harris's career. |
| 4 |
34 |
Promoted to Marine (Marine Support) officer rank 5 with the new title Colonel. |
| 5 |
34 |
Continued as Marine (Marine Support). |
| 5 |
35 |
Assigned to an assault on an enemy fortress. |
| 5 |
35 |
Injured |
| 6 |
38 |
Continued as Marine (Marine Support). |
| 6 |
41 |
Assigned to an assault on an enemy fortress. |
| 6 |
42 |
Promoted to Marine (Marine Support) officer rank 6 with the new title Brigadier. |