Answer:
As the first Roman emperor to claim conversion to Christianity, Constantine played an influential role in the proclamation of the Edict of Milan in 313, which decreed tolerance for Christianity in the empire. He called the First Council of Nicaea in 325, at which the Nicene Creed was professed by Christians.
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US growth accelerated during this time "<span>b. during the industrial Revolution". The United States along with Great Britain was one of the power houses of the Industrial Revolution, which increased output and subsequently GDP greatly. </span>
Most people lived in the region surrounding modern France during the Early Middle Ages, including Western and Central Europe. This was due largely to the supremacy of the France-based Carolingian Empire, ruled at its height bu Charlemagne, or Charles the Great.