| Term |
Age |
History |
|---|
| 1 |
12 |
Failed to qualify for Dolphin Military Academy (Military Academy). |
| 1 |
12 |
Became a Dolphin Civilian (Nomad). |
| 1 |
16 |
Jimmie Grant is accidently trapped or shot by fishermen. |
| 2 |
16 |
Failed to qualify for Guardian (Dolphin Military). |
| 2 |
16 |
Submitted to the draft. |
| 2 |
16 |
Became a Dolphin Military (Underwater Commando) with the new title Private. |
| 2 |
19 |
Receive special training in underwater mine disposal. |
| 3 |
20 |
Continued as Dolphin Military (Underwater Commando). |
| 3 |
21 |
A brutal amphibious warfare campaign forces Jimmie Grant to spend as much time fighting out of water as in. |
| 4 |
24 |
Continued as Dolphin Military (Underwater Commando). |
| 4 |
25 |
A brutal amphibious warfare campaign forces Jimmie Grant to spend as much time fighting out of water as in. |
| 5 |
28 |
Continued as Dolphin Military (Underwater Commando). |
| 5 |
32 |
A brutal amphibious warfare campaign forces Jimmie Grant to spend as much time fighting out of water as in. |
| 5 |
32 |
Forced to muster out. |
| 6 |
32 |
Became a Agent (Law Enforcement) with the new title Rookie. |
| 6 |
33 |
Befriended by a senior agent. |
| 6 |
36 |
Promoted to Agent (Law Enforcement) rank 1 with the new title Corporal. |