Q-ships, also known as Q-boats, decoy vessels, special service ships, or mystery ships, were heavily armed merchant ships with concealed weaponry, designed to lure submarines into making surface attacks. This gave Q-ships the chance to open fire and sink them.
The German auxiliary cruiser Atlantis, known to the Kriegsmarine as Schiff 16 and to the Royal Navy as Raider-C, was a converted German Hilfskreuzer, or merchant or commerce raider of the Kriegsmarine, which, in World War II, travelled more than 161,000 km (100,000 mi) in 602 days, and sank or captured 22 ships with a combined tonnage of 144,384. Atlantis was commanded by Kapitän zur See Bernhard Rogge, who received the Oak Leaves to the Knight's Cross of the Iron Cross. She was sunk on 22 November 1941 by the British cruiser HMS Devonshire.
The Battle of Heligoland Bight was the first Anglo-German naval battle of the First World War, fought on 28 August 1914, between ships of the United Kingdom and Germany. The battle took place in the south-eastern North Sea, when the British attacked German patrols off the north-west German coast. The German High Seas Fleet was in harbour on the north German coast while the British Grand Fleet was out in the northern North Sea. Both sides engaged in long-distance sorties with cruisers and battlecruisers, with close reconnaissance of the area of sea near the German coast—the Heligoland Bight—by destroyer.
HMS Audacity was a British escort carrier of the Second World War and the first of her kind to serve in the Royal Navy. She was originally the German merchant ship Hannover, which the British captured in the West Indies in March 1940 and renamed Sinbad, then Empire Audacity. She was converted and commissioned as HMS Empire Audacity, then as HMS Audacity. She was torpedoed and sunk by a German U-boat in late 1941.
Thor was an auxiliary cruiser of Nazi Germany's Kriegsmarine in World War II, intended for service as a commerce raider. Also known to the Kriegsmarine as Schiff 10; to the Royal Navy she was Raider E. She was named after the Germanic deity Thor.
SM U-27 was a German Type U-27 U-boat built for service in the Imperial German Navy. She was launched on 14 July 1913, and commissioned on 8 May 1914 with Kapitänleutnant Bernd Wegener in command.
SMS Möwe was a merchant raider of the Imperial German Navy which operated against Allied shipping during World War I.
HMS Truant (N68) was a T-class submarine of the Royal Navy. She was laid down by Vickers Armstrong, Barrow and launched on 5 May 1939.
SM UB-16 was a German Type UB I submarine or U-boat in the German Imperial Navy during World War I. The submarine was sunk by a British submarine in May 1918.
SS Tubantia was a Dutch-owned ocean liner that was launched in Scotland in 1914. She and her sister ship Gelria were the largest and swiftest ships in the Koninklijke Hollandsche Lloyd (KHL) fleet. They were also the first KHL ships to have quadruple-expansion steam engines.
RMS (later HMTRoyal Edward was an ocean liner of the Canadian Northern Steamship Company that was sunk in the First World War with a large loss of life while transporting Dominion troops. She was launched in 1907 as RMS Cairo for a British mail service to Egypt.
HMS Ophelia was an Admiralty M-class destroyer built for the Royal Navy during the First World War, entering service in 1916. The ship served at the Battle of Jutland on 31 May/1 June 1916, and sank a German submarine in 1918. She was sold for scrap in 1921.
The Battle off Texel, also known as the Action off Texel or the Action of 17 October 1914, was a naval battle off the coast of the Dutch island of Texel during the First World War. A British squadron, comprising one light cruiser and four destroyers on a routine patrol, encountered the German 7th Half Flotilla of torpedo boats which was en route to the British coast to lay mines. The British forces attacked and the outgunned German force attempted to flee and then fought a desperate and ineffective action against the British force, which sank all four German boats.
HMHS Glenart Castle was a steamship originally built as Galician in 1900 for the Union-Castle Line. She was renamed Glenart Castle in 1914, but was requisitioned for use as a British hospital ship during the First World War. On 26 February 1918, she was hit and sunk by a torpedo fired from the German U-boat UC-56.
The Atlantic U-boat campaign of World War I was the prolonged naval conflict between German submarines and the Allied navies in Atlantic waters—the seas around the British Isles, the North Sea and the coast of France.
HMS Baralong was a cargo steamship that was built in England in 1901, served in the Royal Navy as a Q-ship in the First World War, was sold into Japanese civilian service in 1922 and scrapped in 1933. She was renamed HMS Wyandra in 1915, Manica in 1916, Kyokuto Maru in 1922 and Shinsei Maru No. 1 in 1925.
An armed boarding steamer was a merchantman that the British Royal Navy converted to a warship during the First World War. AB steamers or vessels had the role of enforcing wartime blockades by intercepting and boarding foreign vessels. The boarding party would inspect the foreign ship to determine whether to detain the ship and send it into port or permit it to go on its way.
HMS Viscount was a V-class destroyer of the British Royal Navy that saw service in the final months of World War I and in World War II.
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