Main Page | See live article | Alphabetical index Centuries: 7th century - 8th century - 9th century Decades: 660s 670s 680s 690s 700s - 710s - 720s 730s 740s 750s 760s Years: 712 713 714 715 716 - 717 - 718 719 720 721 722 Events March 25 - Leo III usurps the throne of Byzantium August 15 - Muslama begins the Second Arab siege of Constantinople. The siege lasts for three months. December 24 - An earthquake shakes many places in northern Syria, and destroys the Old Church of Edessa. Umayyad caliph Sulayman ibn Abd al-Malik succeeded by Umar ibn Abd al-Aziz Births Deaths For the aircraft, see Boeing 717.\n This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.