Constantine
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Constantine ruled over the Roman Empire from 306 to 337 AD
Roman Emperor Constantine founded Constantinople, which is current day Istanbul, and it became a major part of the Eastern Roman Empire.
Constantine I (or the Great )was the 57th Roman Emperor. Therefore, he became famous in the Roman Empire.
When Constantine converted Christian, he merged the Christian church with the Roman Empire. Thus, Roman Catholicism.
It was his mother, St Helena
Emperor Constantine's major contribution was the establishment of Christianity as a prominent religion in the Roman Empire. He issued the Edict of Milan in 313 AD, which granted religious tolerance to Christians and ended their persecution. Additionally, he convened the First Council of Nicaea in 325 AD, which sought to address theological disputes and unify Christian doctrine. Constantine also founded the city of Constantinople, which became a vital center for Christianity and the Byzantine Empire.
When Constantine converted Christian, then Christianity became a state religion for the Roman Empire.
When Constantine converted Christian, then Christianity became a state religion for the Roman Empire.
The Emperor Constantine the Great moved the capital of his Empire from Old Rome to Constantinople the New Rome in 330 AD. He ruled as Emperor in Constantinople from 330 AD until his death in 337 AD.
Constantine I redeveloped the city of Byzantium and turned it into the new capital of the eastern part of the empire. Byzantium was renamed Constantinople. Constantinople was the capital of the eastern part of the empire, not the whole of the empire. Constantine I moved this capital from Nicomedia (just 52 miles further west, in northwestern Turkey) to Constantinople. The Capital of the western part of the empire was Milan. Remember too, that although Constantinople was a capital, it was not a Christian capital. It was simply the capital.Constantinople was conquered by the Ottoman Turks in 1453 and is now called Istanbul.