Avars, invasions of, the 122; war of, with Heraclius, 134; besiege Constantinople, 137 Baanes, rebel in Syria, 163 Baduila, Gothic king, victories of, 92; takes Rome, 94; slain in battle, 95 Baldwin I., emperor, his character,281; crowned, 292; slain by the Bulgarians, 295 Baldwin II., reign of, 301; his travels, 305; expelled from Constantinople, 306 Bardas Caesar, 212; murdered by Michael III., 213 Bari, taken by the Normans, 259 Basil I., made Caesar, 213; assassinates Michael III., 213; laws of, 214 Basil II., ascends the throne, 229; assumes the full power, 240; his Bulgarian victories, 241-3; campaigns in Asia, 243; dies, 244 Bayezid, Turkish Sultan, 334 Belisarius, Persian victories of, 73; quells the _Nika_ riots, 79; conquers Africa, 84; takes Palermo, 88; takes Rome, 89; takes Ravenna, 91; recalled, 92; acts against Persia, 100; defeats the Huns, 104; disgraced, 105 Beneventum, Lombard duchy of, 117; wars of with Constans II., 169 Black Sea, Greek trade with, 2 “Blues and Greens,” Circus factions, 22, 75; great riot of, against Justinian, 76-7; armed by Maurice, 127 Bohemund the Norman, wars of with Alexius I., 267 Boniface of Montserrat, 281-2; made king of Thessalonica, 292; slain in battle, 296 Bosphorus, the, 1-2 Bostra, stormed by the Saracens, 162 Branas, Alexius, rebellion of, 277 Brienne, house of, at Athens, 308; expelled by the “Grand Company,” 319 Broussa, _see_ Prusa Bucellarian Theme, 167-8 Buhawides, Persian dynasty, 226-7 Bulgarians, invade and settle in Moesia, 171; defeated by Justinian II., 173; aid Justinian, 179; defeat the Saracens, 187; at war with Constantine V., 196; defeat Constantine VI., 198; slay Nicephorus I., 203; besiege Constantinople, 204; routed by Leo V., 205; defeat Leo VI, 216; conquered by the Russians, 235; conquered by Basil II., 241-3; revolt against Isaac II., 276-7; slay Baldwin I., 295; conquests of, 308; subdued by the Turks, 330 Burtzes storms Antioch, 231 Byzantium, founded, 1; early history of, 2-8; under the Romans, 9-12; chosen as Constantine’s capital, 17; _see afterwards under_ Constantinople Candia taken by Nicephorus Phocas, 228 Cantacuzenus, John, usurpation of, 325-8 Caracalla, grants privileges to Byzantium, 10 Carthage, taken by Belisarius, 85; taken by the Saracens, 176 Cassiodorus, his work in literary copying, 149 Chalcedon, founded. 3; taken by the Persians, 134 Champlitte, William of, founds principality of Achaia, 296 Charles the Great crowned emperor, 109 Cherson. Justinian II. at, 177; sacked, 180 Chosroës I., king of Persia, wars of, with Justinian, 72-4, 90-100 Chosroës II.. wars with Phocas and Heraclius, 120-135; death of, 138 Chosroantiocheia, foundation of, 72 Christianity, influence of, on the empire and society, 145-149 Chrysostom, _see under_ John Chrysostom