Northern Qi Wu Cheng Di succeeds Northern Qi Xiao Zhao Di as ruler of the Chinese Northern Qi Dynasty
Battle of Cúl Drebene between the Northern and Southern Ui Neill.
According to tradition, a pitched battle erupts after a dispute between Saint Columba and Saint Finnian over authorship of a psalter. As penance for these deaths, Columba was ordered to make the same number of new converts as had been killed.