| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Scout (Explorer). |
| 1 |
21 |
Mervin Hamilton have no idea what happened to Mervin Hamilton – they found Mervin Hamilton's ship drifting on the fringes of friendly space. |
| 2 |
21 |
Became a Marine (Marine Support) with the new title Marine. |
| 2 |
24 |
Assigned to a black ops mission. |
| 2 |
25 |
Commissioned in Marine (Marine Support) with the new title Lieutenant. |
| 2 |
25 |
Promoted to Marine (Marine Support) officer rank 2 with the new title Captain. |
| 3 |
25 |
Attempted to change assignments. |
| 3 |
25 |
Failed to qualify for Ground Assault (Marine). |
| 3 |
25 |
Continued as Marine (Marine Support). |
| 3 |
26 |
Advanced training in a specialist field |
| 3 |
29 |
Promoted to Marine (Marine Support) officer rank 3 with the new title Force Commander. |
| 4 |
29 |
Continued as Marine (Marine Support). |
| 4 |
31 |
Moved to a new world. |
| 5 |
33 |
Attempted to change assignments. |
| 5 |
33 |
Failed to qualify for Star Marine (Marine). |
| 5 |
33 |
Continued as Marine (Marine Support). |
| 5 |
37 |
Commanding officer takes an interest in Mervin Hamilton's career. |
| 5 |
37 |
Promoted to Marine (Marine Support) officer rank 4 with the new title Lieutenant Colonel. |
| 6 |
37 |
Continued as Marine (Marine Support). |
| 6 |
40 |
On the front lines of a planetary assault and occupation. |
| 6 |
41 |
Promoted to Marine (Marine Support) officer rank 5 with the new title Colonel. |