History
Which Roman emperor promoted Christianity after the toleration agreement of 313?
Correct answer Constantine
Fact
Did you know?
Constantine and Licinius granted freedom of worship across the Empire in 313, ending official persecution of Christians. Constantine later supported the Church and convened the Council of Nicaea in 325. Christianity did not become the state religion until 380, under Emperor Theodosius I.
Reviewed by the Qulture editorial team · August 9, 2026
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