Because they are designed that way. Usually, nobody wants a ship to sink.
Ships do sink....
yes the resistance did sink their own ships
Ships that never sink are just ships that were lucky, any ship can sink for any number of reasons there is no such thing and a truly unsinkable ship.
did any of Christopher Columbus's ships sink
Gravity causes the ships iron anchor to sink to the ocean.
ships do not sink because gravity pushes it up
Ships don't sink because they are more boant then the water they float on. Ships don't sink because they are more boant then the water they float on.
any
There is no exact number, and you don't have to sink all the ships, only Captain Crawfish's ship. You need to buy a Phoenix Warbird to sink it.
It is beause they can sink ships.
Hood (battlecruiser)
Ships try to avoid sinking, submarines sink on purpose...