Battle Islands achievements

8.55%
Sitting Duck II
Concede 100 defensive defeats against the enemy
8.88%
Submariner III
Promote the submarine to rank 6
8.88%
Ferryman III
Promote the landing craft to rank 6
8.88%
Submariner II
Promote the submarine to rank 4
8.88%
Coastal Patrol III
Promote the gunboat to rank 6
8.88%
Scrambler II
Garrison 500 air force units
8.88%
Coast Guard II
Garrison 500 naval units
8.88%
Tag Collector II
Acquire 1500 dog tags from the enemy
8.88%
Bombardier III
Promote the bomber to rank 6
8.88%
Tank Commander III
Promote the tank to rank 6
8.88%
Bombardier II
Promote the bomber to rank 4
8.88%
Breacher II
Promote the torpedo bomber to rank 3