Focusing too much on the class's guns, the Navy failed to construct the ships with reliable armor, specifically underwater. The Tegetthoff-class's defense under the waves consisted of a 1.9-inch ...

The Yamato ships’ armor-piercing shells weighed roughly 3,200 pounds each and could be fired at targets positioned more than 25 miles away at 40-second intervals. On paper, the Yamato class ...