Destroy 1000 enemy ships.

Destroy 1000 enemy planes.

Run out of everything (ammo, fuel, food) on a ship.

Sink 50 enemy destroyers.

Sink 30 enemy subs.

Sink 30 enemy cruisers.

Sink 20 enemy carriers.

Sink 20 enemy battleships.

Capture 20 enemy ports.

Lose 5 of your own battleships.

Win the US Pacific campaign.

Destroy 3 or more enemy ships in a battle involving only one ship of your own.

Recon 25 enemy ports.

Sink 50 enemy cargo ships using submersibles.