| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Merchant Marine (Merchant). |
| 1 |
18 |
Submitted to the draft. |
| 1 |
18 |
Became a Marine (Star Marine) with the new title Marine. |
| 1 |
21 |
Assigned to the security staff of a space station. |
| 1 |
22 |
Promoted to Marine (Star Marine) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Continued as Marine (Star Marine). |
| 2 |
24 |
A mission goes disastrously wrong due to Retta Stone's commander’s error or incompetence, but Retta Stone survive. |
| 2 |
24 |
Report commander and gain an Enemy. |
| 2 |
26 |
Promoted to Marine (Star Marine) rank 2 with the new title Corporal. |
| 3 |
26 |
Continued as Marine (Star Marine). |
| 3 |
28 |
Display heroism in battle. |
| 3 |
30 |
Commissioned in Marine (Star Marine) with the new title Lieutenant. |
| 3 |
30 |
Promoted to Marine (Star Marine) officer rank 2 with the new title Captain. |
| 4 |
30 |
Continued as Marine (Star Marine). |
| 4 |
31 |
Advanced training in a specialist field |