720


 * This article is about the year 720. For the aircraft, see . For other uses of this term, see .

Asia

 * The (日本書紀), one of the oldest history books in, is completed.
 * caliph succeeded by  ibn Abd al-Malik.
 * — In the Chinese capital of, the walls of a gated city  collapsed during the night, which unexpectedly formed a large pool out in the open. This was most likely caused by a  created when ground water eroded the   beneath. As a consequence of this, more than 500 homes were destroyed (Benn, 50).

Byzantine Empire

 * The Byzantine emperor orders the execution of the ex-emperor.

Births

 * , wife of (d. )
 * (d. )
 * , Chinese Buddhist monk (d. )

Deaths

 * Sainte, patron saint of
 * , general