Huns, under Attila, [57];
ravage Syria, [71];
threaten Constantinople, [104];
defeated by Belisarius, [105]
Iconium, Sultanate of, see under [Seljouks]
Iconoclasm, the movement, [188-9];
vigorous under the Isaurian emperors, [192-7];
in the ninth century, [203-10];
ended by Michael III., [212]
Iconodules, [202]