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An event in the life of Paul the Apostle that led him to cease persecuting early Christians and to become a follower of Jesus.
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Empire-wide persecution took place by decree of the Emperor Decius. The addict was enforced for 18 months in which time Christians were killed while others apostatised to escape executions.
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While the Roman Emperor Constantine the Great reigned (306–337 AD), Christianity began to transition to the dominant religion of the Roman Empire.
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Great Schism may refer to the East–West Schism, between the Eastern Church and the Western Church.
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The English Reformation was a series of events in 16th century England by which the Church of England broke away from the authority of the Pope and the Roman Catholic Church.
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The 21st ecumenical council of the Roman Catholic Church (1962–65), announced by Pope John XXIII as a means of spiritual renewal for the church and as an occasion for Christians separated from Rome to join in search for reunion.