u-boats, "undersea boats"
Germany hoped that submarine warfare would lead to war.
Germany's unrestricted submarine warfare
A German submarine used in WW I was called a U-boat.
it was Germany.
Germany practiced unrestricted submarine warfare.
Order of events that describes changes in Germany's policy of unrestricted submarine warfare:unrestricted submarine warfareAmerican ultimatummoratoriumcancellation of the Sussex Pledge
Germany's submarine fleet.
The submarine is manned by the crew, and crew members are called submariners.
The 'helmsman' steers a submarine.
u bout
Germany's submarine warfare was unrestricted. These attacks led to World War I.
The Viper was invented in 1910 by Albert Hickman.