306-337 AD - Reign of Constantine I "the Great" (jul 11, 306 – may 8, 337)

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Son of Constantius I, acclaimed by his father's troops as augustus. Accepted as caesar by Galerius, promoted to augustus in 307 by Maximian, refused demotion to caesar in 309

First Christian emperor and founder of Constantinople. Sole ruler of the Empire after defeating Maxentius in 312 and Licinius in 324. Died of natural causes[

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