(c.680–741), Byzantine emperor 717–41. He repulsed several Muslim invasions and carried out an extensive series of reforms. In 726 he banned icons and other religious images; the resulting iconoclastic controversy led to over a century of political and religious turmoil.
(c.680–741), Byzantine emperor 717–741. He repulsed several Muslim invasions and carried out an extensive series of reforms. In 726, he banned icons and other religious images; the resulting iconoclastic controversy led to more than a century of political and religious turmoil.