The Deceangli or Deceangi were one of the Celtic tribes living in the British Isles, prior to the Roman invasion of Britain. The tribe lived in north Wales, though it's uncertain whether their territory covered only the modern counties of Flintshire and Denbighshire in the north-east of Wales or whether it extended further west. The first attack on the Welsh tribes was made under the legate Publius Ostorius Scapula who attacked the Deceangli about 48 AD. They appear to have surrendered with litt… (More on Deceangli)