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
Constitutional status of Cornwall constitute historical evidence of any fighting force raised by a Cornish hundred. The Cornish kevrang replicated England's shire system on a smaller scale. Although by the 15th century the shires of Cornwall had become hundreds, the administrative differences remained in place long after. Along with other English counties, Cornwall was established as an administrative county under the changes introduced in the Local Government Act 1888, which came into effect on 1 April 1889. This was replaced by a non-metropolitan county of Cornwall in 1974 by the Local Government Act 1972, which includes it under the heading of "England". During the