| Term |
Age |
History |
|---|
| 1 |
12 |
Failed to qualify for Army Academy (Military Academy). |
| 1 |
12 |
Became a Dolphin Civilian (Nomad). |
| 1 |
16 |
Rosa Spencer succeed at a dangerous mission to rescue people in a sinking vessel or underwater city. |
| 1 |
16 |
Promoted to Dolphin Civilian (Nomad) rank 1. |
| 2 |
16 |
Voluntarily left Nomad |
| 2 |
16 |
Failed to qualify for Sea Patrol (Dolphin Military). |
| 2 |
16 |
Submitted to the draft. |
| 2 |
16 |
Became a Dolphin Military (Guardian). |
| 2 |
18 |
A brutal amphibious warfare campaign forces Rosa Spencer to spend as much time fighting out of water as in. |
| 2 |
20 |
Attempt at commissioned failed. |
| 2 |
20 |
Promoted to Dolphin Military (Guardian) rank 1. |