MV Wilhelm Gustloff was a German military transport ship which was sunk on 30 January 1945 by Soviet submarine S-13 in the Baltic Sea while evacuating civilians and military personnel from East Prussia and the German-occupied Baltic states, and German military personnel from Gotenhafen (Gdynia), as the Red Army advanced. By one estimate, 9,400 people died, making it the largest loss of life in a single ship sinking in history.
SS General von Steuben was a German passenger liner and later an armed transport ship of the German Navy that was sunk in the Baltic Sea during World War II. She was launched in 1923 as München, renamed General von Steuben in 1930, and renamed Steuben in 1938.
I-52, code-named Momi was a Type C3 cargo submarine of the Imperial Japanese Navy used during World War II for a secret mission to Lorient, France, then occupied by Germany, during which she was sunk.
USS Bowfin (SS/AGSS-287), is a Balao-class submarine of the United States Navy named for the bowfin fish. Since 1981, she has been open to public tours at the USS Bowfin Submarine Museum & Park in Pearl Harbor, Hawaii, next to the USS Arizona Memorial Visitor Center.
USS Grayback (SS-208), a Tambor-class submarine, was the first ship of the United States Navy to be named for the lake herring, Coregonus artedi. She ranked 20th among all U.S. submarines in total tonnage sunk during World War II, with 63,835 tons, and 24th in number of ships sunk, with 14. She was sunk near Okinawa on 27 February 1944. Her wreck was discovered in June 2019.
Goya was a Norwegian motor freighter used as a troop transport by Nazi Germany and sunk with a massive loss of life near the end of World War II.
SMS Ägir was the second and final member of the Odin class of coastal defense ships built for the Imperial German Navy. She had one sister ship, Odin. Ägir was named for the norse god, and was built by the Kaiserliche Werft in Danzig between 1893 and 1896. She was armed with a main battery of three 24-centimeter (9.4 in) guns. She served in the German fleet throughout the 1890s and was rebuilt in 1901–1903. She served in the VI Battle Squadron after the outbreak of World War I in August 1914, but saw no action. Ägir was demobilized in 1915 and used as a tender thereafter. After the war, she was rebuilt as a merchant ship and served in this capacity until December 1929, when she was wrecked on the island of Gotland.
Destination Gotland is a Swedish ferry-line that runs state-subsidised domestic ferries from Nynäshamn and Oskarshamn to Visby on the island of Gotland. It is a wholly owned subsidiary of Rederi AB Gotland, also known as Gotlandsbolaget. The fleet consists of four high-speed Ro-Pax ferries. The transport volumes to the island of Gotland is more than 1.4 million passengers and 640,000 lane meters of freight per year. During the high season the frequency is up to 16 departures per day to between the mainland of Sweden and the island of Gotland.
MS GNV Azzurra is a cruiseferry owned by the Mediterranean Shipping Company and operated by the Italy-based SNAV. It was ordered from Öresundsvarvet in Landskrona, Sweden by Rederi AB Gotland as MS Gotland, but delivered as MS Wasa Star to Vaasanlaivat / Vasabåtarna. Between 1984 and 2008 she sailed as MS Peter Wessel for Larvik Line and Color Line, before sold to her current owners.
SS Irma was a 1,322-ton steamship built by the British shipyard Sir Raylton Dixon & Co. Ltd. in Middlesbrough in the north-east of England. She was delivered to the Norwegian passenger ship company Det Bergenske Dampskibsselskab of Bergen in 1905. Irma sailed for the company until she was attacked and sunk by two MTBs belonging to the Royal Norwegian Navy on 13 February 1944.
Щ-213 was a Soviet Navy Shchuka-class submarine, Type X. She was built at the Sudostroytelnyi zavod imeny 61 kommunara in Mykolaiv, Ukrainian SSR, and entered service in October 1938 with the Soviet Black Sea fleet.
Visby Cathedral, formally Visby Saint Mary's Cathedral, is a cathedral within the Church of Sweden, seat of the Bishop of Visby. It lies in the centre of Visby, the main town on the Swedish island Gotland. It was built as the church of the German traders in the city during the 13th century. The first church was probably a wooden church, which was later replaced by a stone building. Originally built as a basilica, it was successively expanded and rebuilt during the Middle Ages. At the end of this period it had been transformed to a hall church, which it still is. In 1361, Gotland and the church became part of Denmark. Following the Reformation, it was the only medieval church in the city left in use, and in 1572 raised to the status of cathedral. Since 1645 Gotland and the cathedral have been part of Sweden. A major renovation was carried out in 1899–1903 under the guidance of architect Axel Haig.
Louhi was a Finnish Navy minelayer. The ship was originally constructed for the Imperial Russian Navy but was taken over by the Finns during the Russian Civil War. She had originally been named Voin, but was renamed as M1 in Finnish service. In 1936 she was given the more personal name Louhi, following the procedure of all other major ships in the Finnish navy.
The World War II Soviet submarine L-21 belonged to the L-class or Leninets class of minelayer submarines. She was part of the last series of her class, having some improvements including more torpedo tubes. The commander during the war was Sergey S. Mogilevskiy.
The Gulf of Finland U-boat campaign lasted in the Gulf of Finland during the World War II against the Soviet Union between summer 1944 and spring 1945. During the campaign Finland switched sides and joined the Allies.
Submarine warfare in the Black Sea in World War II during 1944 involved engagements between submarines of the Soviet Black Sea Fleet attacking Axis merchantmen, defended by Romanian and German naval warships, as well as German U-boats and Romanian submarines attacking Soviet merchants on the eastern Black Sea. Before the conclusion of the campaign, Romania joined the Allies after King Michael's Coup. These engagements were a part of the naval Black Sea campaigns.
The Soviet submarine Baltic Sea campaign in 1944 was launched by the Soviet Navy to harass enemy shipping and naval military assets of the Nazi Germany on the Eastern Front during World War II.
The Soviet naval Baltic Sea campaign in 1945 was launched by the Soviet Navy to harass enemy shipping and naval military assets of Nazi Germany on the Eastern Front during World War II. Both submarines and surface units of the Soviet Navy were employed. The campaign scored successes during Operation Hannibal.
SS Argo was a Finnish Cargo ship that the Soviet submarine Shch-317 torpedoed on 16 June 1942 in the Gulf of Finland between Bogskär and Utö, Finland.
Sweden
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