| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Marine Academy (Military Academy). |
| 1 |
18 |
Submitted to the draft. |
| 1 |
18 |
Became a Army (Infantry) with the new title Private. |
| 1 |
19 |
Surrounded and outnumbered by the enemy, Sara Callan hold out until relief arrives. |
| 1 |
22 |
Promoted to Army (Infantry) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Continued as Army (Infantry). |
| 2 |
24 |
Birth or Death involving a family member or close friend. |
| 2 |
26 |
Forced to continue current assignment |
| 2 |
26 |
Promoted to Army (Infantry) rank 2 with the new title Corporal. |
| 3 |
26 |
Continued as Army (Infantry). |
| 3 |
28 |
Given a special assignment or duty in Sara Callan's unit. |
| 3 |
30 |
Attempt at commissioned failed. |
| 3 |
30 |
Promoted to Army (Infantry) rank 3 with the new title Lance Sergeant. |