No. It started in approximately 33 AD with the death and resurrection of Jesus in Jerusalem. His disciples then began to preach the good news of Christ and it spread to all of the Mediterranean world first and then Europe and the rest of the world.
You may be referring to the First Ecumenical Council (council of all the churches) held in Nicea in 325 AD. That was where the Nicene Creed, the first formal statement of what the churches believed, was adopted. Bu there were Christians and Christian churches long before then.
Rome, under the Emperor Constantine, 312 AD.
Constantine established religious tolerance.
Christianity started with the teachings of Jesus Christ in the late 20s AD and early 30s AD.
Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.Constantine made all religions legal including Christianity in 312.
Christianity can be said to have started with Peter's preaching on the Day of Pentecost, in AD 30, in Jerusalem.
He converted to Christianity in 312.
312 AD
Constantine
Christianity can be said to have started with Peter's preaching on the Day of Pentecost, in AD 30, in Jerusalem.
Battle of the Milvian Bridge happened on 312-10-28.
None. Christianity was insulated from persecution then.
Prince Vladimir embraced Orthodox Christianity as the religion for the Russian people in 988 AD.