Where Did Germany Launch U-boats?

Where Did Germany Launch U-boats? U-boat, German U-boot, abbreviation of Unterseeboot, (“undersea boat”), a German submarine. The destruction of enemy shipping by German U-boats was a spectacular feature of both World Wars I and II. Launching of U-218 at Kiel, Germany, in 1941. Where did Germany launch their U-boats? U-boat, German U-boot, abbreviation of Unterseeboot,