Cornwall Cornwall Cornwall (; ) is a county in South West England in the United Kingdom. The county is bordered to the north and west by the Celtic Sea, to the south by the English Channel, and to the east by the county of Devon, over the River Tamar which forms most of the border between them. Cornwall forms the westernmost part of the South West Peninsula of the island of Great Britain. The furthest southwestern point of the island is Land's End; the southernmost point is Lizard Point. Cornwall has a population of and covers an area of . The
Constitutional status of Cornwall whom Brutus granted extensive estates. Just as Brutus had "called the island Britain ... and his companions Britons", so Corineus called "the region of the kingdom which had fallen to his share Cornwall, after the manner of his own name, and the people who lived there ... Cornishmen". This indicates that, at least as far as Geoffrey was concerned, Cornwall possessed an identity distinct from the other parts of Britain. In pre-Roman times, Cornwall was part of the kingdom of Dumnonia. Later, it was known to the Anglo-Saxons as "West Wales", to distinguish it from North Wales, that is, modern-day