Background
Jonas was born in Aquitaine. Probably a cleric by the 780s, he served at the court of Louis the Pious, who ruled as King of Aquitaine during the reign of his father, Charlemagne.
Jonas was born in Aquitaine. Probably a cleric by the 780s, he served at the court of Louis the Pious, who ruled as King of Aquitaine during the reign of his father, Charlemagne.
Jonas served as an adviser to Pippin. The following year, Jonas was appointed Bishop of Orléans. He also wrote to refute some of the iconoclastic teachings of Claudius of Turin at the request of the emperor.
At the ecclesiastical council held in Paris in 825, Jonas presented the position of the Frankish clergy on Iconoclasm to Pope Eugenius World War II He later wrote the treatise De cultu imaginum on the question.
At a council in 829, again at Paris, he was a supporter of the rights of the Emperor over the clergy. He participated in councils at Worms in 833, Thionville in 835, and Aachen in 836.
Jonas"s writings included De Institutione laicali, an early example of mirror-of-princes writing, written for Matfrid, Count of Orléans. De Institutione regia, another mirror work, was written for Pippin of Aquitaine.