In order, from the founding
Lessons
The Kingdom
The Late Empire
AD 272–337Constantine the GreatThe emperor who ended the persecution of Christians, called the first ecumenical council, and gave the Church its first monumental buildings.AD 312Battle of the Milvian BridgeConstantine defeated Maxentius after a reported divine sign, and Christianity's path to imperial favor began.AD 313The "Edict" of MilanAn agreement between Constantine and Licinius that granted religious freedom to all and returned confiscated property to Christians.