<Tr> <Th> ISO 3166 code </Th> <Td> IM </Td> </Tr> <Tr> <Th> Internet TLD </Th> <Td>. im </Td> </Tr> <P> The Isle of Man (Manx: Ellan Vannin (ˈɛljən ˈvanɪn)), also known simply as Mann (/ ˈmæn /; Manx: Mannin (ˈmanɪn)), is a self - governing Crown dependency in the Irish Sea between the islands of Great Britain and Ireland . The head of state is Queen Elizabeth II, who holds the title of Lord of Mann and is represented by a Lieutenant Governor . Foreign relations and defence are the responsibility of the British Government . </P> <P> The island has been inhabited since before 6500 BC . Gaelic cultural influence began in the 5th century and the Manx language, a branch of the Gaelic languages, emerged . In 627, Edwin of Northumbria conquered the Isle of Man along with most of Mercia . In the 9th century, Norsemen established the Kingdom of the Isles . Magnus III, King of Norway, was also known as King of Mann and the Isles between 1099 and 1103 . </P>

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