Constantine the Great
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Constantine I, also known as Constantine the Great, was Roman emperor from AD 306 to 337 and the first Roman emperor to convert to Christianity. He played a pivotal role in elevating the status of Chr
Head of the Colossus of Constantine, Capitoline Museums
Mosaic in the Hagia Sophia, section: Maria as patroness of Constantinople, detail: donor portrait of Emperor Constantine I with a model of the city
Remains of the luxurious residence palace of Mediana, erected by Constantine I near his birth town of Naissus (now Niš, Serbia)
Head from a statue of the emperor Diocletian
During the reign of the Roman emperor Constantine the Great, Christianity began to transition to the dominant religion of the Roman Empire. Historians remain uncertain about Constantine's reasons for
Constantine's vision and the Battle of the Milvian Bridge in a 9th-century Byzantine manuscript.
Jugate gold multiple issued by Constantine at Ticinum in 313, showing the emperor and the god Sol, with Sol also depicted in his quadriga on Constantine's shield.
Follis issued by Constantine at Lugdunum c. 309–310, with Sol holding a globe and wearing a radiant crown. Constantine is described as SOLI INVICTO COMITI, 'Companion of Sol Invictus'
The Emblem of Christ Appearing to Constantine, as imagined by Rubens (1622). Constantine's army sees a chi-rho in the daytime sky.