Marine Engineer Hans Lüdemann (died 1913) was a German sailor who died saving his ship, Torpedo Boat S148, after a boiler room explosion, a World War II German destroyer, Z18, was named "Hans Lüdemann" in his honour, which was scuttled in which naval battle in the Ofotfjord and as a land battle in the mountains surrounding the north Norwegian city of Narvik as part of the Norwegian Campaign of the Second World War, and was fought from 9 April to 8 June 1940?
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Hans Lüdemann Marine Engineer Hans Lüdemann (died 1913) was a German sailor who died saving his ship, Torpedo Boat S148, after a boiler room explosion. His actions saved many lives. A World War II German destroyer, Z18, which was scuttled in the Battle of Narvik was named "Hans Lüdemann" in his honour.
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Battles of Narvik The Battles of Narvik were fought from 9 April to 8 June 1940 as a naval battle in the Ofotfjord and as a land battle in the mountains surrounding the north Norwegian city of Narvik as part of the Norwegian Campaign of the Second World War.
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MTB 345 MTB 345 was an experimental motor torpedo boat constructed in 1941, which saw limited service with the Royal Navy before being transferred to the exiled Royal Norwegian Navy on 16 March 1943. She sailed with the Royal Norwegian Navy for three months in 1943, until captured by German forces on 28 July 1943, during her second mission to the coast of occupied Norway. Two days after their capture, the crew of "MTB 345" were executed by the Germans based on Hitler's Commando Order. Following their capture of "MTB 345", the Germans pressed the motor torpedo boat into Kriegsmarine service, renaming her "SA 7". "SA 7" was lost in a fire in the North Sea in August 1943.
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Bombardment of Almería The Bombardment of Almería was a naval action which took place on 31 May 1937, during the Spanish Civil War. The "Kriegsmarine" bombed the city of Almeria in retaliation for a Republican air attack on the German cruiser "Deutschland".
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USS Neuendorf (DE-200) USS "Neuendorf" (DE-200), a "Buckley"-class destroyer escort of the United States Navy, was named in honor of Seaman First Class William Frederick Neuendorf (1916–1941), who was killed in action aboard the USS Nevada, as gun captain of No. 6 A.A. gun, gave an example of leadership, skill, and bravery that is remarked upon by all who observed it during the Japanese attack on Pearl Harbor on 7 December 1941. He was commended posthumously "for distinguished devotion to duty and extraordinary courage and disregard for his own safety[,]" and was the most junior sailor mentioned specifically for distinguished conduct in the after action report of the USS Nevada regarding the attack on Pearl Harbor.
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Jens Henrik Nordlie Jens Henrik Nordlie (18 January 1910 – 2 April 1996) was a Norwegian military officer, resistance fighter from World War II and businessperson. He participated in the Norwegian Campaign in 1940, and was a member of Milorg's leadership in 1941. He worked for the Norwegian High Command in London from 1943, leading one of the two sections of department 4 (FO IV). He contributed to the post-war investigation committee, "Undersøkelseskommisjonen av 1945", where he wrote the appendix on the fighting in Norway in spring 1940. He was operative leader of the clandestine Stay behind in Norway. He was CEO of the company Narvesen from 1957 to 1975, and a co-founder of the organization Fritt Ord.
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Battle of Midtskogen The Battle of Midtskogen was the battle fought on the night between 9 and 10 April 1940 during the Second World War between a German raiding party and an improvised Norwegian force. The site of the battle was Midtskogen farm, situated approximately 5 km west of the town Elverum at the mouth of the Østerdalen valley in southern Norway. The invading German troops were out on a raid to capture the Norwegian King, Haakon VII, and his cabinet and thereby forcing Norway into submission. After a short battle, the German force withdrew, having lost its commander in the fighting.
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Operationsbefehl Hartmut Operationsbefehl Hartmut (literally "Operation Order Hartmut") was the code word to begin German submarine operations during Operation Weserübung - Nazi Germany's invasion of Denmark and Norway. Occasionally these operations are termed Operation Hartmut. The orders involved submarine screening actions for the German invasion fleet and reconnaissance - particularly off Narvik and Trondheim. The orders also resulted in a number of attacks on Allied forces - particularly in or near the fjords of the Norwegian coast.
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Action of 16 March 1917 The Action of 16 March 1917 was a naval engagement in which the British armed boarding steamer "Dundee" and the "Warrior"-class armoured cruiser HMS "Achilles" fought and sank the German auxiliary cruiser SMS "Leopard" , which sank with all 319 hands and the six men of a British boarding party.
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HNoMS Brand (1898) HNoMS "Brand" was a 1.-class torpedo boat constructed in 1898. She served the Royal Norwegian Navy for more than four decades, including neutrality protection duties during the First World War. Having once again been employed on neutrality protection duty at the outbreak of the Second World War, "Brand" was captured by the Germans during their invasion of Norway in April 1940.
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Battle of Más a Tierra The Battle of Más a Tierra was a First World War sea battle fought on 14 March 1915, near the Chilean island of Más a Tierra, between a British squadron and a German light cruiser. The battle saw the last remnant of the German East Asia Squadron destroyed, when SMS "Dresden" was cornered and sunk in Cumberland Bay.
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Action of 13 May 1942 The Action of 13 May 1942 was a naval engagement during World War II between the British Royal Navy and the German Kriegsmarine. It was an attempt by Royal Navy Motor Torpedo Boats (MTBs) to stop the  from reaching Gironde, France. "Stier "made it through the English Channel and reached Gironde, but MTBs sunk the German fleet torpedo boats "Iltis" and "Seeadler". "MTB 220" was sunk by the German ships.
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Battle of Lier The Battle of Lier ("Slaget ved Lier") was fought on 2 August 1814 between Sweden and the newly independent Norway as part of the Swedish-Norwegian War of 1814. The battle was the first major action of the war, and the Norwegian victory served as an important part to boost morale among the Norwegian troops. This was the second time during the Napoleonic Wars that a battle had taken place at Lier, the first was in 1808.
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Friedrich Eckoldt "Kapitänleutnant" Friedrich Eckoldt (20 June 1887 – 31 May 1916) was a German naval officer killed during World War I. He commanded torpedo boat "V 48" which was sunk during the Battle of Jutland.
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HMS Harvester (H19) HMS "Harvester" was an H-class destroyer originally ordered by the Brazilian Navy with the name "Jurua" in the late 1930s, but bought by the Royal Navy after the beginning of World War II in September 1939. Almost immediately after being commissioned, in May 1940, the ship began evacuating Allied troops from Dunkirk and other locations in France. Afterwards she was assigned to the Western Approaches Command for convoy escort duties. "Harvester" and another destroyer sank a German submarine in October. She was briefly assigned to Force H in May 1941, but her anti-aircraft armament was deemed too weak and she was transferred to the Newfoundland Escort Force in June 1941 for escort duties in the North Atlantic. The ship was returned to the Western Approaches Command in October 1941 and was converted to an escort destroyer in early 1942. "Harvester" was torpedoed and sunk in March 1943 by a German submarine after having rammed and sunk another submarine the previous day while escorting Convoy HX 228.
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Bruno Heinemann Korvettenkapitän Bruno Heinemann (born 14 October 1880, Stralsund; died 5 November 1918) was a German officer killed during World War I. He was first officer of the battleship  and was murdered by rebel sailors during the Wilhelmshaven mutiny, together with Wolfgang Zenker. The World War II German destroyer Z8 "Bruno Heinemann" was named in his honour.
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Altmark Incident The "Altmark" Incident (Norwegian: "Altmark"-affæren; German: "Altmark-Zwischenfall") was a naval incident of World War II between British destroyers and the German tanker "Altmark", which happened on 16-17 February 1940. It took place in what were, at that time, neutral Norwegian waters. On board the "Altmark" there were some 300 allied prisoners (officially internees), whose ships were sunk by the pocket battleship "Graf Spee" in the Southern Atlantic Ocean. British naval forces cornered the tanker and later the destroyer "Cossack" attacked the German ship and freed all the prisoners, killing and injuring eight German seamen with firearms and wounding ten others, five of them seriously. A British and a Norwegian sailor was also seriously wounded in the action. Germany claimed that the attack was a grave violation of international law and of Norwegian neutrality.
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Johannisthal air disaster The Johannisthal air disaster was one of the first multiple-fatality air disasters in history. It involved the Imperial German Navy's L 2 airship manufactured by Luftschiffbau Zeppelin as LZ 18. Its test flight resulted in the death of all 28 passengers and crew on board. On 17 October 1913, at approximately 10:30am local time, hydrogen gas which was being vented was sucked into the forward engine and ignited causing the airship to explode and burn. It crashed near Johannisthal Air Field about 10 miles southeast of Berlin. This accident occurred a little over a month after the Helgoland Island Air Disaster.
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Narvik Shield The Narvik Shield (German: "Narvikschild" ) was a World War II German military decoration awarded to all German forces that took part in the battles of Narvik between 9 April and 8 June 1940. It was instituted on 19 August 1940 by Adolf Hitler. The "Oberkommando der Wehrmacht" (OKW) published the order the same day. A total of 8,577 military personnel received the award. It was bestowed by General Eduard Dietl, the commander of Army Group Narvik.
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Last battle of the battleship Bismarck The last battle of the German battleship "Bismarck" took place in the Atlantic Ocean approximately 300 nmi west of Brest, France, on 26–27 May 1941. Although it was a decisive action between capital ships, it has no generally accepted name.
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Diether von Roeder Kapitänleutnant Diether von Roeder (died 10 July 1918) was a German naval officer killed during World War I. He was commander of the 13th Torpedo Boat Flotilla and died aboard Torpedo Boat "S66". The World War II German destroyer "Z17" was named "Diether von Roeder" in his honour.
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Battle of Dover Strait (1917) The Second Battle of Dover Strait was a naval battle of the First World War, fought in the Dover Strait in April 1917 and should not be confused with the major Battle of Dover Strait in 1916. Two Royal Navy destroyers defeated a superior force of German "Kaiserliche Marine" torpedo boats<ref name= "http://www.naval-history.net/WW1NavyBritishDestroyers.htm">British Destroyers of World War I</ref> (Two German torpedo boats were sunk; the British suffered damage to both destroyers.)