746

Year 746 was a common year starting on Saturday of the Julian calendar. The denomination 746 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

Events

Arab–Byzantine Wars: Taking advantage of discontent among the Muslim Arabs, Emperor Constantine V invades Syria, and captures Germanikeia. He organises the resettlement of part of the local Christian population in Thrace.
Arab–Byzantine Wars - Battle of Keramaia: The Byzantine navy scores a crushing victory over the Umayyad Egyptian fleet.

Council of Cannstatt: Carloman, mayor of the palace of Austrasia, convenes an assembly of the Alemanni nobility at Cannstatt, and has most of the magnates, numbering in the thousands, arrested and executed for high treason. This ends the independence of the tribal duchy of Alamannia, which is thereafter governed by counts or dukes appointed by their Frankish overlords.
King Ratchis codifies the Lombard laws, promulgated in Latin, and advised by his council and the Lombard army.

King Saelred of Essex dies after a 37-year reign. He is succeeded by Swithred, grandson of the late king Sigeheard. Like his predecessors, he is not an independent ruler, but a sub-king of Mercia.

August or September - Battle of Kafartuta: Caliph Marwan II defeats and kills Al-Dahhak ibn Qays al-Shaybani, leader of the Kharijites, in Upper Mesopotamia. The rebels withdraw across the River Tigris, escaping destruction.

August 15 - K'ak' Yipiiy Chan Chaak is installed as the new ruler of the Mayan city state of Naranjo in Guatemala and reigns until his death in 748.