Historical Events In 0904

Jan 29   Sergius III comes out of retirement to take over the papacy from the deposed antipope Christopher in the year 0904.   

Jul 31   In the year 0904 saraceens hijacker Leo van Tripoli occupies & plunders Thessalonica   

Jul 31   On this day in history thessalonica is stormed by the Saracen corsair Leo of Tripoli, who plunders the town and carries off some 20,000 inhabitants as slaves