| Term |
Age |
History |
|---|
| 1 |
18 |
Entered Merchant Academy with the Business curriculum. |
| 1 |
21 |
Widely recognized. |
| 1 |
22 |
Graduated. |
| 2 |
22 |
Became a Merchant (Broker). |
| 2 |
22 |
Promoted to Merchant (Broker) rank 1. |
| 2 |
23 |
Imperial trade restrictions force Mahlon Doyle out of business. |
| 3 |
23 |
Became a Marine (Marine Support) with the new title Marine. |
| 3 |
25 |
On the front lines of a planetary assault and occupation. |
| 3 |
27 |
Promoted to Marine (Marine Support) rank 1 with the new title Lance Corporal. |
| 4 |
27 |
Attempted to change assignments. |
| 4 |
27 |
Failed to qualify for Ground Assault (Marine). |
| 4 |
27 |
Continued as Marine (Marine Support). |
| 4 |
30 |
Commanding officer takes an interest in Mahlon Doyle's career. |
| 4 |
31 |
Commissioned in Marine (Marine Support) with the new title Lieutenant. |
| 4 |
31 |
Promoted to Marine (Marine Support) officer rank 2 with the new title Captain. |