War with the Abbasids (830-841) (may 26, 830 – sep 20, 841)
Description:
With large scale invasions launched by caliphs al-Mamum and al-Mutasim. Despite a crushing defeat at the Battle of Dazmon and the sack of Amorium in 838, Emperor Theophilos was able ti conclude a truce in 841 without territorial losses, although raids by the Muslim border emirates continuedAdded to timeline:
Date:
may 26, 830
sep 20, 841
~ 11 years