| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Ground Assault) with the new title Marine. |
| 1 |
21 |
Assigned to an assault on an enemy fortress. |
| 1 |
21 |
Injured |
| 1 |
22 |
Promoted to Marine (Ground Assault) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Continued as Marine (Ground Assault). |
| 2 |
25 |
Assigned to a black ops mission. |
| 2 |
26 |
Promoted to Marine (Ground Assault) rank 2 with the new title Corporal. |
| 3 |
26 |
Continued as Marine (Ground Assault). |
| 3 |
30 |
Commanding officer takes an interest in Ester Chambers's career. |
| 3 |
30 |
Promoted to Marine (Ground Assault) rank 3 with the new title Lance Sergeant. |
| 4 |
30 |
Attempted to change assignments. |
| 4 |
30 |
Switched to Marine (Marine Support) with previous rank. |
| 4 |
31 |
Trapped behind enemy lines. |
| 4 |
34 |
Promoted to Marine (Marine Support) rank 4 with the new title Sergeant. |
| 5 |
34 |
Attempted to change assignments. |
| 5 |
34 |
Failed to qualify for Ground Assault (Marine). |
| 5 |
34 |
Continued as Marine (Marine Support). |
| 5 |
38 |
On the front lines of a planetary assault and occupation. |
| 5 |
38 |
Promoted to Marine (Marine Support) rank 5 with the new title Gunnery Sergeant. |
| 6 |
38 |
Attempted to change assignments. |
| 6 |
38 |
Switched to Marine (Star Marine) with previous rank. |
| 6 |
41 |
A mission goes disastrously wrong due to Ester Chambers's commander’s error or incompetence, but Ester Chambers survive. |
| 6 |
41 |
Report commander and gain an Enemy. |
| 6 |
42 |
Promoted to Marine (Star Marine) rank 6 with the new title Sergeant Major. |
| 7 |
42 |
Continued as Marine (Star Marine). |
| 7 |
43 |
On the front lines of a planetary assault and occupation. |
| 7 |
46 |
Promoted to Marine (Star Marine) rank 7. |
| 8 |
46 |
Continued as Marine (Star Marine). |
| 8 |
50 |
On the front lines of a planetary assault and occupation. |
| 8 |
50 |
Promoted to Marine (Star Marine) rank 8. |