| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 1 |
21 |
Advanced training in a specialist field. |
| 2 |
22 |
Voluntarily left Engineer/Gunner |
| 2 |
22 |
Became a Army (Cavalry) with the new title Private. |
| 2 |
26 |
Assigned to a planet with a hostile or wild environment. |
| 2 |
26 |
Commissioned in Army (Cavalry) with the new title Lieutenant. |
| 2 |
26 |
Promoted to Army (Cavalry) officer rank 2 with the new title Captain. |
| 3 |
26 |
Continued as Army (Cavalry). |
| 3 |
29 |
Commanding officer takes an interest in Elton Halpine's career. |
| 3 |
30 |
Promoted to Army (Cavalry) officer rank 3 with the new title Major. |
| 4 |
30 |
Continued as Army (Cavalry). |
| 4 |
34 |
Surrounded and outnumbered by the enemy, Elton Halpine hold out until relief arrives. |
| 4 |
34 |
Promoted to Army (Cavalry) officer rank 4 with the new title Lieutenant Colonel. |
| 5 |
34 |
Continued as Army (Cavalry). |
| 5 |
36 |
Forced out after co-operating with military investigation in commanding officer's illegal activity. |