FIRST WORLD WAR 1914 - 1918 WAR SEA (Q 20220) The crew of a German UC-1 class submarine on deck. Introduced in 1915, the submarines of this class were employed mainly on minelaying duties and carried up to twelve mines. German submarines sank 1,845,000 tons of Allied and neutral shipping between February and April 1917.
Fearless World War Two woman spy who was dropped by submarine into occupied Norway before becoming Bletchley Park codebreaker dies aged 91
Fearless World War Two woman spy who slipped into occupied Norway aboard a submarine before becoming Bletchley Park codebreaker dies aged 91 Received Bletchley Park Badge and The Freedom of Bletchley Park honour for her 'vital work' in Second World War Kept code-breaking work secret - even from her family - until last year Operations helped famous sabotage attack by 'Heroes of Telemark', immortalised in 1965 film After mission was over Sigrid Green walked from Norway to Sweden.
World War II: The Invasion of Poland and the Winter War
On September 17, 1939, the Royal Navy aircraft carrier HMS Courageous was hit by torpedoes from the German submarine U-29, and sank within 20 minutes. The Courageous, on an anti-submarine patrol off the coast of Ireland, was stalked for hours by U-29, which launched three torpedoes when it saw an opening. Two of the torpedoes struck the ship on the port side, sinking her with the loss of 518 of her 1,259 crew members.