Z13 "Erich Koellner" was a Type 1934A-class destroyer built for Nazi Germany's "Kriegsmarine" in the late 1930s.
 At the beginning of World War II, the ship was still working up.
 In early 1940 she made two successful minelaying sorties off the English coast that claimed six merchant ships.
 During the early stages of the Norwegian Campaign, "Erich Koellner" fought in both naval Battles of Narvik in mid-April 1940 and was severely damaged by British ships during the Second Battle of Narvik.
 The ship was scuttled by her crew shortly afterwards.
Bootsmannsmaat Anton Schmitt (died 31 May 1916) was a German sailor killed during World War I.
 He was a gunner aboard the light cruiser SMS "Frauenlob" during the Battle of Jutland and stuck by his gun despite grave injury and died when his ship was sunk.
 The World War II German destroyer Z22 was named "Anton Schmitt" in his honour.
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.
The Battle off Sept-Îles was a naval battle fought on the night of 22 and 23 October 1943 during World War II as part of the Atlantic campaign.
 The battle took place in the off the Sept-Îles near the French coast in the English Channel between a light cruiser and six destroyers of the British Royal Navy, and a minesweeper and torpedo boat flotillas of the German Kriegsmarine hoping to intercept and escort a blockade runner.
 The battle ended with HMS "Charybdis" being sunk and the Hunt-class destroyer HMS "Limbourne" being scuttled after suffering damage; nearly 500 British sailors lost their lives in the battle.
 The battle was the last surface fleet action of the war where the Royal Navy was defeated, and the last German surface fleet action victory.
Matrose Hermann Künne (12 December 1897 - 23 April 1918) was a German sailor killed during World War I.
 He was based at Zeebrugge as a crewman on the Torpedo boat "S53" and died fighting British soldiers during the Zeebrugge Raid.
 He killed a senior British officer - probably Wing Commander Frank Arthur Brock - in hand-to-hand combat with a cutlass.
 He is buried in Zeebrugge.
 The World War II German destroyer "Z19" was named "Hermann Künne" in his honour.
Z11 "Bernd von Arnim" was a Type 1934A-class destroyer built for Nazi Germany's "Kriegsmarine" in the late 1930s.
 At the beginning of World War II, the ship was initially deployed to blockade the Polish coast, but she was quickly transferred to the German Bight to lay minefields in German waters.
 In late 1939 the ship made one successful minelaying sortie off the English coast that claimed one British warship and seven merchant ships.
 During the early stages of the Norwegian Campaign, "Bernd von Arnim" fought the British destroyer "Glowworm" while transporting troops to the Narvik area in early April 1940, but neither ship was damaged during the action.
 The ship fought in both naval Battles of Narvik several days later and had to be scuttled after she exhausted her ammunition.
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.
HMS "Hasty" was an H-class destroyer built for the Royal Navy during the mid-1930s.
 She was assigned to the Mediterranean Fleet until the beginning of World War II.
 The ship transferred to Freetown, Sierra Leone, in October 1939 to hunt for German commerce raiders in the South Atlantic with Force K.
 "Hasty" returned to the British Isles in early 1940 and covered the evacuation of Allied troops from Namsos in early May 1940 during the Norwegian Campaign.
 She was transferred back to the Mediterranean Fleet shortly afterwards and participated in the Battle of Calabria and the Battle of Cape Spada in July 1940.
 The ship took part in the Battle of Cape Matapan in March and evacuated British and Australian troops from both Greece and Crete in April and May.
 In June, "Hasty" participated in the Syria-Lebanon Campaign and was escorting convoys and the larger ships of the Mediterranean Fleet for the next year.
 During the Second Battle of Sirte in March 1942 she defended a convoy from an Italian battleship and several cruisers.
 While covering another convoy from Alexandria to Malta in June 1942 during Operation Vigorous, "Hasty" was torpedoed by a German motor torpedo boat and was so badly damaged that she had to be scuttled.
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.
Z9 "Wolfgang Zenker" was a Type 1934A-class destroyer built for Nazi Germany's "Kriegsmarine" in the mid-1930s.
 Several days after the start of World War II, she unsuccessfully attacked, together with another destroyer, Polish ships anchored at the naval base on the Hel Peninsula.
 In early 1940 the ship made two successful minelaying sorties off the English coast that claimed six merchant ships.
 "Wolfgang Zenker" participated in the early stages of the Norwegian Campaign by transporting troops to the Narvik area in early April 1940.
 The ship fought in both naval Battles of Narvik several days later and had to be scuttled after she exhausted her ammunition.

Question: 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?
Answer: Battles of Narvik