| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Merchant Marine (Merchant). |
| 1 |
18 |
Became a Drifter (Wanderer). |
| 1 |
21 |
Betrayed by a friend. One of Mac Callan's Contacts or Allies betrays Mac Callan, ending Mac Callan's career. That Contact or Ally becomes a Rival or Enemy. |
| 2 |
21 |
Failed to qualify for Scientist (Scholar). |
| 2 |
21 |
Submitted to the draft. |
| 2 |
21 |
Became a Marine (Marine Support) with the new title Marine. |
| 2 |
25 |
A mission goes wrong and Mac Callan is stranded behind enemy lines. Ejected from the service. |
| 2 |
25 |
Attempt at commissioned failed. |
| 2 |
25 |
Promoted to Marine (Marine Support) rank 1 with the new title Lance Corporal. |
| 3 |
25 |
Continued as Marine (Marine Support). |
| 3 |
29 |
On the front lines of a planetary assault and occupation. |
| 3 |
29 |
Promoted to Marine (Marine Support) rank 2 with the new title Corporal. |