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  He was the first Byzantine emperor.
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  His father died and then Constantine took the throne. But before this he was a very good soldier and had a military education.
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  Constantine and Licinius make a contract for everyone to have freedom on what religion they believe in.
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  Constantine makes Christianity the official religion of the Empire.
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  He was born in Spain and then died in 395. He came after Constantine.
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  The Catholic Church and the Orthodox Church separate. The East was the Orthodox and the West was the Catholic Church.
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  The three layer protection wall is beginning to be constructed
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  Laws written by Justinian I. The Empire had a legal code
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  In the Empire of Theodora and Justinian, riots start to happen because they raised the taxes
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  Religious images are not allowed in the Empire
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  Empress Irene restored images that were prohibited in the Empire.