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Constantine founds a new capital of the Roman Empire on the existing site of the ancient Greek city Byzantium. Byzantium was renamed Constantinople and it becomes the capital of Byzantine Empire
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The Western Empire falls and Eastern Empire survives. The Eastern empire is labled as the Byzantine Empire.
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Justinian reconquers parts of the fallen Western Empire. He confides the Previous Roman Laws into one document. Constaninople now has 500,000 inhabitants and is the most glorious city in Europe.
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Heraculius becomes emperor. Temperary possesion of Mesopotamia. The theme system is installed and the Empire's language changes to Greek.
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Regain control of Asia Minor from the Muslims
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Emperor Leo III bans the use of icons. Icons are generally a flat panel painting depicting Jesus, Mary, saints, and angels.
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Defeat at Manzikert to the Seljuk Turks. Permanent loss of most of Asia Minor
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Byzantine Army is defeated by the Sultanate of Rum at Myriokephalon. Hopes of regaining Asia Minor are lost.
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The fourth crusade captures constantinople. The Latin Empire of Constantinople is formed as well as many Byzantine succesor states. The Capture of Constantinople in 1204 was a blow from which the Byzantines never fully recovered.
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Fall of Constantinople to the Ottomans. End of the Byzantine Empire.
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Muslims attack Constantinople
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Charlemagne, king of Franks is crowned "Emperor of the Romans". For the first time in three hundred years there is an emperor of the "East" and an emperor of the "West".
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The use of Icons is restored
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Basil II becomes Emperor
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Roman empire divides in half, with the Eastern Roman Empire based in constantinople and the Western Roman Empire based in Rome/Ravenna
