They travel under water
Yes. Midget subs.
about 100 British subs were lost
WWII boat shaped bows; nuclear subs have cigar shaped hulls.
Subs are often referred to as boats.
Most subs that were lost we're on Germany's side because they employes the most subs, and after the code was broken subs began sinking on the German side routinely.
An estimation of about 600 subs were operated during the war.
52 subs were sunk (lost).
no
The largest subs in WWII were the Japanese I-400 Class subs; they could launch 3 airplanes.
52 US subs were lost in WWII.
Carriers, Battleships, Cruisers, Destroyers, and Subs
German subs fought "Guerre de Course." (Merchant Sinkings) Japanese subs fought "Guerre de Escadre." (Warships vs Warships) US subs fought both.