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
Thomas of Brotherton, 1st Earl of Norfolk after that. They were overseen by wet nurses until they were six years old. Like their parents, they learned to play chess and to ride horses. They were visited by nobles and their half-sister Mary of Woodstock, who was a nun. Their mother often accompanied their father on his campaigns to Scotland, but kept herself well-informed on their well-being. Thomas's father died when he was 7 years old. Thomas's half-brother Edward, became king of England, as "King Edward II", and Thomas was heir presumptive until his nephew, the future King Edward III, was born in 1312. The Earldom of Cornwall