| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Worker (Citizen). |
| 1 |
18 |
Submitted to the draft. |
| 1 |
18 |
Became a Army (Infantry) with the new title Private. |
| 1 |
19 |
Advanced training in a specialist field |
| 1 |
22 |
Promoted to Army (Infantry) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Continued as Army (Infantry). |
| 2 |
24 |
Assigned to a planet with a hostile or wild environment. |
| 3 |
26 |
Continued as Army (Infantry). |
| 3 |
28 |
Commanding officer takes an interest in Zona Clark's career. |
| 3 |
30 |
Promoted to Army (Infantry) rank 2 with the new title Corporal. |