Yes, German submarines were very effective in both world wars. The Germans built excellent submarines and still do.
Submarines, commerce raiding.
'U-boats' was the name given to German submarines in both the first and second world war.
They're german submarines, used in world war 1 and world war 2
Yes, that is a German term. Non-Germans call them submarines.
Commerce warfare (Guerre de Course).
Allied cargo ships were the Germans primary targets.
Why don't you just Google "World War 1 Submarines?"
They are the submarines of the German navy.U-Boat is an abbreviation of Unterseeboot the German word for submarine.Literally: Under the Sea Boat
The sinking of the Lusitania and German submarines in American waters
A German submarine used in WW I was called a U-boat.
World War 1.