Notaras, John, [342]

Nuceria, Goths beaten at, [95]

Obeydah, Saracen general, [162]

Obsequian theme, the, [168]

Odoacer, conquered by Theodoric, [63], [64]

Omar, the Caliph, visits Jerusalem, [163]

Omeyades, dynasty of the, [170]

Orkhan, Emir of the Ottomans, reign and successes of, [323-4];

Pretender to the Sultanate, [343]

Orosius, history of, [150]