For German subs: Their primary mission was sinking merchant vessels; the very same mission they would have in the next war...how Great Britain could get fooled twice within a 20 year time frame from the VERY same enemy, same ocean, same weapon, same tactic, same strategy; is something historians...will simply have to "try" to be polite about, when talking about it.
During World War 2, it is reported that over 2,000 variants of Japanese Submarines were used during World War 2. Out of this, it is estimated that 10,000s were likely to be used during WW2.
Britain, France, Germany, Italy and USA all used submarines during WW1
An estimation of about 600 subs were operated during the war.
ASDIC
World War I submarines were primarily used to locate and attack surface cargo and warships.
Britain, USA, Germany and Italy used submarines during WW1
Yes, submarines were used by the Confederate Navy in the US Civil War.
Submarines were sometimes referred to as submersibles.
They're german submarines, used in world war 1 and world war 2
Submarines.
See website: Submarine
The British lost 76 submarines during WWII.