Isle of Man
historic nation and a self-governing British Crown dependency
The Isle of Man (Manx: Mannin [ˈmanɪnʲ], also Ellan Vannin [ˈɛlʲan ˈvanɪnʲ]), also known simply as Manxland, Man or Mann ( man), is a self-governing British Crown Dependency in the Irish Sea, between Great Britain and Ireland. As head of state, Charles III holds the title Lord of Mann and is represented by a Lieutenant Governor. The government of the United Kingdom is responsible for the Isle of Man's military defence and represents it abroad, but the Isle of Man still has a separate international identity.
Humans have lived on the island since before 6500 BC. There was Gaelic cultural influence and settlement by the 5th century AD, and the Manx language emerged as a branch of the Goidelic languages. Irish missionaries following the teaching of Saint Patrick spread Christianity on Man. In 627, King Edwin of Northumbria conquered the Isle of Man. In the 9th century, Norsemen founded the Kingdom of the Isles, which included Man and the Hebrides. For most of this period, Man was ruled by the Crovan dynasty and the island was a dependency of Norway. Norwegian King Magnus III reigned as King of Mann and the Isles between 1099 and 1103.
In 1266, Magnus VI of Norway sold his suzerainty over Man to Alexander III of Scotland in the Treaty of Perth.
This brief starts where responsible research should: with the source description of “Isle of Man” as historic nation and a self-governing British Crown dependency. Everything that follows is an evidence route, not borrowed authority.
Why this record matters
The subject matters to the general reference register because the source frames it as historic nation and a self-governing British Crown dependency. Its deeper value depends on whether names, dates, institutions and citations support that framing.
Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Sep 19, 2026. The linked authority identifier is Q9676. VIAF identifies the subject as 135006697. The Library of Congress control number is n80106871. Authority coordinates are 54.235, -4.525. 2 of 5 selected statements include explicit references; 2 carry qualifiers and 0 use preferred rank. The first chronological checks are 1099, 1103 and 1266.
Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
- Search vocabulary
- Locating named sources
The closest primary source, responsible institution and strongest cited specialist reference.
Three-step research path
- Establish the record: confirm the title “Isle of Man”, its source revision and the description used here.
- Expand the search: follow Isle of Man primary sources, Isle of Man archive and Isle research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Isle of Man”?
- Which institution is responsible for the underlying evidence?
- Which cited source is closest to the event, object or claim?
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This entry incorporates text from “Isle of Man” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.