Cornwall county has been administered since 2009 by the unitary authority, Cornwall Council. The ceremonial county of Cornwall also includes the Isles of Scilly, which are administered separately. The administrative centre of Cornwall, and its only city, is Truro. Cornwall is the homeland of the Cornish people and the cultural and ethnic origin of the Cornish diaspora. It retains a distinct cultural identity that reflects its unique history, and is recognised as one of the Celtic nations with a rich cultural heritage. It was formerly a Brythonic kingdom and subsequently a royal duchy. The Cornish nationalist movement contests the present constitutional
Cornwall County, Province of New York unchanged until the Spring of 1687, when it was transferred to the expanded Dominion of New England, extinguishing New York’s claim to the land. Cornwall County was transferred from New England to Massachusetts in 1692 and called Yorkshire. Much of this region became part of Maine when that state was admitted in 1820. Cornwall County, Province of New York Cornwall County was a county of the former Province of New York, established on September 5, 1665 from of land that had been granted to the Duke of York in modern Maine. As established, the grant ran all the way from