Devon was constituted as a shire of the Kingdom of England thereafter.
The north and south coasts of Devon each have both cliffs and sandy shores, and the county's bays contain seaside resorts, fishing towns, and ports.
Since then some parts of the agricultural industry have begun to diversify and recover, with a strong local food sector and many artisan producers.
The 2001 UK foot and mouth crisis harmed the farming community severely.
The Anglo-Saxon settlement of Britain resulted in the partial assimilation of Dumnonia into the Kingdom of Wessex during the eighth and ninth centuries.
The western boundary with Cornwall was set at the River Tamar by King Æthelstan in 936.
One erroneous theory is that the "shire" suffix is due to a mistake in the making of the original letters patent for the Duke of Devonshire, resident in Derbyshire.
However, there are references to "Defenascire" in Anglo-Saxon texts from before 1000 AD (this would mean "Shire of the Devonians"), Kents Cavern in Torquay had produced human remains from 30–40,000 years ago.