Dumnonia until they submitted to the See of Canterbury in the mid-9th century. Parish organisation was a later development of fully Normanised times. Around AD 55, the Romans established a legionary fortress at "Isca Dumnoniorum", modern Exeter, but west of Exeter the area remained largely un-Romanized. Most of Dumnonia is notable for its lack of a villa system, though there were substantial numbers south of Bath and around Ilchester, and for its many settlements that have survived from the Romano-British period. As in other Brythonic areas, Iron Age hillforts, such as Hembury and Cadbury Castle, were refortified in post-Roman times for
Southern England Football Union and forming their own League. The disagreement that led to the split was over the issue of professional payments, and "broken time" or injury payments. There is a perception that league is the code of rugby played in the north, whilst union is the code played in the south. In most definitions, Southern England includes all the counties on/near the English Channel. In terms of the current ceremonial counties: Despite the general acceptance of these counties as Southern, those that comprise the West Country are occasionally considered mutually exclusive to Southern England. The exact northern extent varies and