| Term |
Age |
History |
|---|
| 1 |
12 |
Entered Military Academy(Marine Academy) |
| 1 |
16 |
Suffered a deep tragedy. |
| 1 |
16 |
Dropped out of military academy. |
| 2 |
16 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 2 |
19 |
Lost eye or limb. |
| 3 |
19 |
Became a Marine (Marine Support) with the new title Marine. |
| 3 |
20 |
Advanced training in a specialist field |
| 3 |
23 |
Promoted to Marine (Marine Support) rank 1 with the new title Lance Corporal. |
| 4 |
23 |
Continued as Marine (Marine Support). |
| 4 |
27 |
Trapped behind enemy lines. |
| 5 |
27 |
Voluntarily left Marine Support |
| 5 |
27 |
Switched to Navy (Line/Crew) with the new title Crewman and previous rank. |
| 5 |
30 |
Special assignment or duty on board ship. |
| 5 |
31 |
Promoted to Navy (Line/Crew) rank 1 with the new title Able Spacehand. |
| 6 |
31 |
Continued as Navy (Line/Crew). |
| 6 |
34 |
Advanced training in a specialist field. |