284 Diocletian was chosen as Roman Emperor.
869 Edmund the Martyr died. Saint Edmund was king of East Anglia. His gruesome death at the hands of the Danes led to legends and a shrine at what is now Bury St. Edmund's, West Suffolk.
1272 Barons swore fealty to Edward I. Upon the death of his father, King Henry III, Edward received the fealty of the English barons and succeeded to the throne.