| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Army Academy (Military Academy). |
| 1 |
18 |
Became a Drifter (Scavenger). |
| 1 |
21 |
Jonnie Jacobs do not know what happened to Jonnie Jacobs. There is a gap in Jonnie Jacobs's memory. |
| 2 |
21 |
Became a Rogue (Enforcer). |
| 2 |
22 |
Gained a contact. |
| 3 |
25 |
Voluntarily left Enforcer |
| 3 |
25 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 3 |
27 |
Special assignment or duty on board ship. |
| 3 |
29 |
Promoted to Navy (Engineer/Gunner) rank 1 with the new title Able Spacehand. |
| 4 |
29 |
Continued as Navy (Engineer/Gunner). |
| 4 |
30 |
Special assignment or duty on board ship. |
| 4 |
33 |
Promoted to Navy (Engineer/Gunner) rank 2 with the new title Petty Officer, 3rd class. |
| 5 |
33 |
Continued as Navy (Engineer/Gunner). |
| 5 |
37 |
Good fortune |
| 5 |
37 |
Promoted to Navy (Engineer/Gunner) rank 3 with the new title Petty Officer, 2nd class. |
| 6 |
37 |
Continued as Navy (Engineer/Gunner). |
| 6 |
41 |
Vessel participates in a notable military engagement. |
| 6 |
41 |
Promoted to Navy (Engineer/Gunner) rank 4 with the new title Petty Officer, 1st class. |
| 7 |
41 |
Continued as Navy (Engineer/Gunner). |
| 7 |
43 |
Jonnie Jacobs foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 7 |
45 |
Promoted to Navy (Engineer/Gunner) rank 5 with the new title Chief Petty Officer. |
| 8 |
45 |
Continued as Navy (Engineer/Gunner). |
| 8 |
46 |
Vessel participates in a notable military engagement. |
| 8 |
49 |
Promoted to Navy (Engineer/Gunner) rank 6 with the new title Master Chief. |