708

Year 708 was a leap year starting on Sunday of the Julian calendar, the 708th year of the Common Era and Anno Domini designations, the 708th year of the 1st millennium, the 8th year of the 8th century, and the 9th year of the 700s decade. The denomination 708 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 War: The Umayyads under Maslamah ibn Abd al-Malik capture and sack the Byzantine city of Tyana after a prolonged siege, and following a victory over a Byzantine relief army. Maslamah also leads another expedition in the summer, raiding and conquering Amorium.
Europe
Battle of Anchialus: A Byzantine expeditionary force under Emperor Justinian II is defeated near the seaside city of Anchialus, on the Black Sea Coast. The Byzantines are overwhelmed by a surprise attack of Bulgarian cavalry, led by Tervel. Justinian manages to reach the fortress, and escapes to Constantinople on a ship.
Asia
Nazaktar Khan, a Turk Shahi prince in alliance with the Tibetan Empire, captures Bactria from the Umayyads.
August 29 - Copper coins are minted in Japan for the first time.
By topic

Tea drinking gains popularity among the Chinese. It is also valued for its alleged medicinal values.
Religion
January 15 - Pope Sisinnius succeeds Pope John VII as the 87th pope.
March 25 - Pope Constantine I succeeds Pope Sisinnius as the 88th pope.
Island Mont Tombe is dedicated to Michael and renamed Mont Saint-Michel.