With the death of Theophilius, the situation changed greatly. The widow of Theophilius, Empress [[Theodora (9th century empress)|Theodora]], a strong defender of the veneration of icons, became regent for her son Michael III. She re-established the conditions of the [[Seventh Ecumenical Council]] of 787. Patriarch John VII, an iconoclast would not repent his [[heresy]] and was deposed. Methodius was elected in his place. He summoned a [[synod]] at Constantinople in 842 that confirmed the [[deposition]] of John VII and his succession.
On [[March 11]], 843, the restoration of the images was celebrated in a triumphal procession from the [[Church of the Virgin of Blachernae (Istanbul)|Church of Blachernae]] to [[Hagia Sophia (Constantinople)|Hagia Sophia]], and thus established the holy day for the Orthodox Church that is celebrated each year on the first Sunday of Great Lent known as the "[[Sunday of Orthodoxy|Triumph of Orthodoxy]]", the day upon which is read the "Synodikon of Orthodoxy" that was complied by St. Methodius.
St. Methodius reposed on June 14, 847 in Constantinople.