Council of Frankfurt Jun 1 Charles the Great (aka Charlemagne) opens general synod in Frankfurt Holy Roman Emperor Charlemagne Oct 22 Emperor Kanmu relocates Japanese capital to Heiankyo (now Kyoto). Nov 18 Japanese emperor Kammu deallocates residence of Nara to Kioto 793 AD Historical Events by Year 795 AD Medieval Popes Gregory I Gregory XIII Julius II Julius III Leo X Pius V