Depth charges.
island hopping
Submarines and Aircraft Carriers
Yes, there were several. They were more prominent in the Pacific Theatre of the war than the European Theatre, however.Ans 2 - There were 288 US Navy submarines in WW2.
Island Hopping
Submarines and aircraft carriers
Submarines and aircraft carriers
The early SS and the newer GATO Class diesel submarines.
Unrestrictive sinkings (sinking without a warning).
On land, overwhelming firepower. At sea, overwhelming firepower. During the land battles, that tactic worked well, there was NO place for the Japanese to retreat to, on an island. At sea however, the Japanese had the overwhelming firepower and skill to use it. Only after the US out numbered the Japanese Navy in Aircraft Carriers, Airplanes, Battleships, Cruisers, Destroyers, and Submarines, did the US Navy overwhelm the Imperial Navy with firepower.
52 US submarines were lost in WW2. This was about 1 in every 5 submarines that the US had in WW2
Like Great Britain, Japan is an Island Empire. Germany tried to starve Britain with her submarines (U-Boats). The US did starve Japan with it's submarines (the silent service, US Navy).
The Pacific Campaign.