Who Died in 818 AD Apr 17 Bernard of Italy, King of Italy (810-18), dies from trauma at about 21, two days after being blinded via a red-hot stiletto to the eyeballs by his uncle Louis the Pious after Bernard conspired against him May 26 Ali ar-Rida, Shia Imam (b. 766) 817 AD History by Year 820 AD Medieval Popes Gregory I Gregory XIII Julius II Julius III Leo X Pius V