Constantine ICon·stan·tine I
(Flavius Valerius Aurelius Constantinus) 280?-337; emperor of Rome (306-337): converted to Christianity: called the Great
Known as “Constantine the Great.” Originally Flavius Valerius Constantinus. AD 285?-337
Emperor of Rome (306-337) who adopted the Christian faith and suspended the persecution of Christians. He rebuilt Constantinople (now Istanbul) as the new Rome (330).
King of Greece (1913-1917) who opposed the Allies in World War I and was forced to abdicate. He returned to the throne in 1920 but abdicated again (1922) after a military rebellion.