Constantine steals the treasures and statues of the Pagan Temples in Greece to decorate Nova Roma (Constantinople), the new capital of his Empire.
Emperor Constantine declares Christianity the only official religion of the Roman Empire. At Dydima, Asia Minor, he sacks the Oracle of God Apollo and tortures its Pagan priests to death. He evicts the Gentiles from Mt. Athos and destroys all local Hellenic Temples.
Constantine sacks many Pagan Temples of Asia Minor and Palestine and orders the execution by crucifixion of “all magicians and soothsayers". Martyrdom of the neoplatonist philosopher Sopatros.
Constantine defeated Licinius in a battle over religious policy. Licinius' surrendered after Constantine promised not to kill him. Six months later Constantine had him murdered anyway. [Catholic Encyclopedia, "Constantine the Great"]
"Constantine's edict criminalized proselytizing by Jews. [ http:// www.rapidnet.com/~jbeard/bdm/Cults/Catholicism/ch-state.htm ]\
"Emperor Constantine, following the instructions of his mother Helen, destroys the Temple of the God Asclepius in Aigeai of Cilicia and many Temples of the Goddess Aphrodite in Jerusalem, Aphaca, Mambre, Phoenice, Baalbek, etc."
"Constantine denied "heretics and schismatics" the right of assembly in public or private, confiscated their property and gave it to the Catholic church.
"In Egypt, Constantine prohibited sacrifices, mystic rites, combats of gladiators, and "the licentious worship of the Nile." [Eusebius, L.C., Book IV, Chapter XXV]"
""(1) [Constantine] also passed a law to the effect that no Christian should remain in servitude to a Jewish master, on the ground that it could not be right that those whom the Saviour had ransomed should be subjected to the yoke of slavery by a people who had slain the prophets and the Lord himself. If any were found hereafter in these circumstances, the slave was to be set at liberty, and the master punished by a fine.
"Constantine directed the suppression of idolatrous worship at Mamre. [Second Letter of Constantine to Macarius and the rest of the Bishops in Palestine (to Eusebius). In Euseb. V.C., 3. 52-53 (Op. Const. 539-544). Cited by Richardson, Chapter III, "Writings," 31]"