185

Roman Empire

 * quells the mutiny of the s.
 * Perennis, his family and many others are executed for conspiring against.

Asia

 * Reign in of,  emperor.
 * , a  monk of  ethnicity, translates Buddhist texts into the  during the.

Arts and Sciences

 * discovers the of light by the Earth's atmosphere.
 * Chinese astronomers note in the Astrological Annals of the Houhanshu sight now identified as RCW 86, the earliest identified supernova.

Religion

 * writes that there are only four (approximate date).

Births

 * , approximate date
 * , apologist (approximate date)
 * , approximate date
 * , approximate date
 * , approximate date

Deaths

 * S. Datus, bishop of (martyred)