HMS Truculent (P315) HMS Truculent (P315) HMS "Truculent" was a British submarine of the third group of the "T" class. She was built as "P315" by Vickers Armstrong, Barrow, and launched on 12 September 1942. "Truculent" was lost following a post-war accident with a Swedish oil tanker in the Thames Estuary in January 1950. "Truculent" spent much of her World War II wartime service in the Pacific Far East, except for a period in early 1943, operating in home waters. Here, she sank the German submarine U-308, which was on her first war patrol, with all hands. She also took part in Operation
History of the oil tanker the English Channel. "Seawise Giant" was renamed "Happy Giant" in 1989, "Jahre Viking" in 1991. From 1979 to 2004 she was owned by Loki Stream, at which point she was bought by First Olsen Tankers, renamed "Knock Nevis" and converted into a permanently moored storage tanker. The Batillus class supertankers are the biggest ships ever constructed by gross tonnage. Although the tanker fleet increased around 12 percent annually around 1970, a shortage on tonnage remained. In 1973 this resulted in an enormous increase in new building orders, especially from oil majors that wanted to gain on the quicker deciding independents,