U-boat

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U-boat

a German submarine, esp in World Wars I and II
References in periodicals archive ?
Towards the end of 1940, Admiral Karl Donitz, Officer Commanding U-boats, introduced the wolf-pack system of using several U-boats to attack a convoy at night on the surface.
A 15ft MODEL U-boat has been created to commemorate the mass surrender of German submarines on the Essex coast.
"Germany attempted to blockade the UK and the North Sea became a key theatre for U-boats."
However, the Allied effort had indeed cut into the heart of the Nazi fleets, sinking 783 U-Boats. In the aftermath, Germany had to adopt new tactics and equipment.
The Atlantic was still infested with U-boats often operating in wolf packs (8-20 submarines belonging to the German Kriegsmarine).
The Vindex was successful in sinking four U-boats during active service.
The 93 German U-boats stationed in Belgian ports downed more than 2,500 ships but were also a target themselves, with 70 of them lost at sea, killing 1,200 sailors.
Amanda Mason, from the Imperial War Museum, said the campaign by the Axis powers to use the U-boats to gun down merchant ships intensified during the course of the war, and "almost succeeded in bringing Britain to its knees in 1917".
The perilous and freezing journey saw the convoy come under 18 attacks in two days from German U-boats and aircraft.
The Mathews Men: Seven Brothers and the War against Hitler's U-Boats
BOMB disposal experts detonated a World War II rocket designed to destroy U-boats after it was found near an airstrip.
However, that began to change quickly after February 1942, when the Germans redeployed almost all their heavy surface forces and a large number of U-boats from home waters to northern Norway.