| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Army (Infantry) with the new title Private. |
| 1 |
20 |
Thrown into a brutal ground war |
| 1 |
22 |
Promoted to Army (Infantry) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Continued as Army (Infantry). |
| 2 |
26 |
Moved to a new world. |
| 2 |
26 |
Promoted to Army (Infantry) rank 2 with the new title Corporal. |
| 3 |
26 |
Continued as Army (Infantry). |
| 3 |
27 |
Commanding officer takes an interest in Sim Byrd's career. |
| 3 |
30 |
Promoted to Army (Infantry) rank 3 with the new title Lance Sergeant. |
| 4 |
30 |
Continued as Army (Infantry). |
| 4 |
34 |
Advanced training in a specialist field |
| 4 |
34 |
Promoted to Army (Infantry) rank 4 with the new title Sergeant. |
| 5 |
34 |
Continued as Army (Infantry). |
| 5 |
38 |
Given a special assignment or duty in Sim Byrd's unit. |
| 5 |
38 |
Promoted to Army (Infantry) rank 5 with the new title Gunnery Sergeant. |
| 6 |
38 |
Continued as Army (Infantry). |
| 6 |
42 |
Thrown into a brutal ground war |
| 6 |
42 |
Promoted to Army (Infantry) rank 6 with the new title Sergeant Major. |