Summer – Euphemius, Byzantine admiral, is murdered by emissaries from the Byzantine garrison at Castrogiovanni, which is besieged by the Muslims. Threatened by Byzantine reinforcements arriving from Constantinople, the survivors burn their ships and retreat overland westward to Mazara del Vallo.[1][2]
Kydonia, on the northwest coast of Crete, is destroyed by Saracen pirates (approximate date).
Alcamo in Sicily is founded by the Muslim commander al-Kamuk (approximate date).
China
In the capital of Chang'an, a powerful court eunuch orders 50 wrestlers to arrest 300 commoners over a land property dispute in Northwest Chang'an, whereupon a riot breaks out in the streets.