| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Army (Infantry) with the new title Private. |
| 1 |
21 |
Assigned to a planet with a hostile or wild environment. |
| 1 |
22 |
Promoted to Army (Infantry) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Continued as Army (Infantry). |
| 2 |
25 |
Forced out after co-operating with military investigation in commanding officer's illegal activity. |
| 3 |
25 |
Failed to qualify for Marine Support (Marine). |
| 3 |
25 |
Submitted to the draft. |
| 3 |
25 |
Became a Marine (Marine Support) with the new title Marine. |
| 3 |
29 |
Gained a contact. |
| 3 |
29 |
Attempt at commissioned failed. |
| 4 |
29 |
Continued as Marine (Marine Support). |
| 4 |
30 |
Assigned to a black ops mission. |
| 4 |
33 |
Promoted to Marine (Marine Support) rank 1 with the new title Lance Corporal. |
| 5 |
33 |
Attempted to change assignments. |
| 5 |
33 |
Failed to qualify for Star Marine (Marine). |
| 5 |
33 |
Continued as Marine (Marine Support). |
| 5 |
34 |
A mission goes disastrously wrong due to Billie Doolan's commander’s error or incompetence, but Billie Doolan survive. |
| 5 |
34 |
Cover for the commander and gain an Ally. |
| 5 |
37 |
Forced to continue current assignment |
| 5 |
37 |
Promoted to Marine (Marine Support) rank 2 with the new title Corporal. |
| 6 |
37 |
Continued as Marine (Marine Support). |
| 6 |
38 |
Advanced training in a specialist field |