| Term |
Age |
History |
|---|
| 1 |
18 |
Entered the school of hard knocks. |
| 1 |
20 |
Study Heavy Weapons (Vehicle) as a hobby. |
| 1 |
22 |
Failed in the school of hard knocks. |
| 2 |
22 |
Became a Marine (Star Marine) with the new title Marine. |
| 2 |
24 |
A mission goes disastrously wrong due to Harriet Chambers's commander’s error or incompetence, but Harriet Chambers survive. |
| 2 |
24 |
Cover for the commander and gain an Ally. |
| 2 |
26 |
Promoted to Marine (Star Marine) rank 1 with the new title Lance Corporal. |
| 3 |
26 |
Attempted to change assignments. |
| 3 |
26 |
Switched to Marine (Ground Assault) with previous rank. |
| 3 |
29 |
Assigned to an assault on an enemy fortress. |
| 3 |
30 |
Promoted to Marine (Ground Assault) rank 2 with the new title Corporal. |