Year 1318 (MCCCXVIII) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar. Events of 1318 April 1 – Berwick-upon-Tweed's retaken by the Scottish from the English. May 11 – Battle of Dysert O'Dea: The Irish armies of Conor O'Dea defeat the Normans under Richard de Clare. Emperor Go-Daigo succeeds Emperor Hanazono on the throne of Japan. Pope John XXII declares the doctrines of the Franciscans advocating ecclesiastical poverty erroneou… (More on 1318)