Byzantine times
324 a.D.
Foundation of Constantinople
330-1453:
Byzantine (Eastern Roman) Empire
325 a.D.
The 1st Ecumenical Council condemns Aryanism
363-364 a.D.
Byzantines and Persians sign a peace treaty
379 a.D.
Theodosius I repels the Goths
381 a.D.
Foundation of the Patriarchate of Alexandria
The 2nd Ecumenical Council condemns Aryanism
393 a.D.
Abolishment of the Olympic Games by Emperor Theodosius I
395 a.D.
Visigoths plunder the Balkans. The Roman Empire is divided into Eastern and Western
431 a.D.
The 3rd Ecumenical Council condemns Nestorianism
441 a.D.
The Huns cross the Danube.
451 a.D.
4th Ecumenical Council condemns the Monophysite heresy
476 a.D.
End of the Western Roman Empire
527 a.D.
Justinian assumes the throne of the Eastern Empire
During his reign the Byzantine Empire reconquers its western part and reaches its greatest expansion
534-540 a.D.
Slave forays. Franks and Persians in various parts of the Byzantine Empire
560-570 a.D.
Slave forays
565-591 a.D.
Byzantine-Persian wars
614-619 a.D.
Persians, Slaves and Avars forays
626 a.D.
Siege of Constantinople by Persians and Avaro-Slaves
630 a.D.
Emperor Herakleios liberates Jerusalem from the Persians
677-678 a.D.
First Arab siege of Constantinople
680 a.D.
6th Council of Constantinople – Monothelitism is declared unorthodox
681 a.D.
Foundation of the first Bulgarian state
717 a.D.
2nd Arab siege of Constantinople
726-787 a.D.
1st Period of Iconoclasm
787 a.D.
7th Ecumenical Council of Nicea restores the veneration of icons
815 a.D.
2nd period of Iconoclasm begins
823-828 a.D.
The Arabs conquer Crete
843 a.D.
Restoration of icons
860 a.D.
Russians outside the walls of Constantinople
Photius, Patriarch of Constantinople
Cyril and Methodius at Moravia and Crimaea
864 a.D.
Bulgars accept Christianity
867 a.D.
The 2nd Schism between Eastern and Western Church
894-927 a.D.
Attacks of Bulgarian ruler Symeon, to conquer Constantinople
934 a.D.
Hungarian attacks
941 a.D.
Russian attacks
961 a.D.
The Byzantines reconquer Crete from the Arabs
1030-1058 a.D.
Hungarians accept Christianity
1054 a.D.
Permanent schism between Eastern and Western Church
1065-1080 a.D.
The Seljuk Turks conquer parts of the Byzantine Empire
1071 a.D.
Byzantines are defeated at Manzikert by Seljuk Turks, who henceforth take control over Asia Minor
1098-1099 a.D.
The Crusaders conquer Jerusalem
1189-1191 a.D.
3rd Crusade
The Crusaders conquer Cyprus
1202 a.D.
4th Crusade
1204 a.D.
The Crusaders conquer Constantinople
1439 a.D.
The Council of Ferrara-Florence on the reunion of the Eastern and Western Church
1453 a.D.
(29th of May) The Turks conquer Constantinople
