Events By place Byzantine EmpireDue to Zeno I's Monophysite sympathies, general Illus and Verina, mother-in-law of Zeno, attempt to overthrow Zeno and place a general named Leontius on the throne. Zeno defeats this attempt. By topic Religion March 13—Pope Felix III succeeds Pope Simplicius as the 48th pope. Births May 11—Petrus Sabbatius, the later Emperor Justinian I Xiao Baojuan, emperor of Southern Qi Dynasty, commonly known as Marquess of Donghun Emperor Xuanwu of Northern Wei Y… (More on 483)