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 as no more than propaganda designed to discredit Edward and his heirs. In recent years, the question has been given real consideration; however, there is limited evidence that Richard of York was not the biological father of Edward IV, and that which might exist is subjective and open to interpretation. The claims were based on Edward's appearance and the circumstances surrounding his overseas birth. During his own lifetime, it was noted that Edward showed little resemblance to his father. Unlike his father, he was well over six feet tall, an exceptional height for the age; but notably, his younger brother