Constitutional status of Cornwall of Exeter, styled himself as "King of the English, and ruler of this province of Britons". Edmund's successor Edgar styled himself "King of the English and ruler of the adjacent nations". This was followed by king Aethelred II (978–1016) describing Cornwall not as an English shire, but as a province, or client territory. Surviving charters issued by the Kings of England Edmund I (939–946), Edgar (959–975), Edward the Martyr (975–978), Aethelred II (978–1016), Edmund II (1016), Cnut (1016–1035) and Edward the Confessor (1042–1066) record grants of land in Cornwall made by these kings. In contrast to the easterly concentration of
Edward IV of England Edward of York was born at Rouen in France, the second son of Richard, 3rd Duke of York (who had a strong genealogical claim to the throne of England), and Cecily Neville. He was the eldest of the four sons who survived to adulthood. He bore the title Earl of March before his father's death and his accession to the throne. Edward's father Richard, Duke of York, had been heir to King Henry VI (reigned 1422-1461) until the birth of Henry's son Edward in 1453. Richard carried on a factional struggle with the king's Beaufort relatives. He established a dominant