'In 313 AD, the Emperor Constantine issued the Edict of Milan, which accepted Christianity: 10 years later, it had become the official religion of the Roman Empire.'
'First Council of Nicaea, (325), the first ecumenical council of the Christian church, meeting in ancient Nicaea (now İznik, Turkey). It was called by the emperor Constantine I, an unbaptized catechumen, who presided over the opening session and took part in the discussions.'
'Council of Rome (382 AD):
This council, led by Pope Damasus, promulgated a list of 73 books that would become the Catholic Bible canon.'
'The Westminster Confession of Faith was commissioned in 1643 by the Long Parliament during the English Civil War. The Westminster Assembly was convened to draft documents for reforming the Church of England, and the Confession of Faith itself was completed in 1646.'