It was under the reign of Constantine that a. the emperor unleashed the "Great Persecution," a final spasm of violence and persecution against the Christian churches and communities of the empire b. the emperor convened a council at Nicea to resolve the great controversies that had arisen within Christianity over the heresies of "Arianism" c. the empire reached its greatest territorial expansion in the east, as shown by Constantine's conquest of Constantinople d. the emperor declared Christianity, in effect, the official state religion

It was under the reign of Constantine that a. the emperor unleashed the "Great Persecution," a final spasm of violence and persecution against the Christian churches and communities of the empire b. the emperor convened a council at Nicea to resolve the great controversies that had arisen within Christianity over the heresies of "Arianism" c. the empire reached its greatest territorial expansion in the east, as shown by Constantine's conquest of Constantinople d. the emperor declared Christianity, in effect, the official state religion

	a.	the emperor unleashed the "Great Persecution," a final spasm of violence and persecution against the Christian churches and communities of the empire
	b.	the emperor convened a council at Nicea to resolve the great controversies that had arisen within Christianity over the heresies of "Arianism"
	c.	the empire reached its greatest territorial expansion in the east, as shown by Constantine's conquest of Constantinople
	d.	the emperor declared Christianity, in effect, the official state religion