Battle Islands achievements

Promote the torpedo bomber to rank 4

Acquire 2500 dog tags from the enemy

Promote the submarine to rank 4

Garrison 500 naval units

Promote the jeep to rank 6

Promote the warship to rank 4

Promote the rifleman to rank 8

Promote the warship to rank 6

Promote the fighter to rank 6

Garrison 25 army units

Promote the torpedo bomber to rank 2

Promote the fighter to rank 4