Constantine's Battle of the Milvian Bridge in AD 312 and its historical interpretation by Eusebius have played a big role in people's image of this ruler and his impact on the Christian church. For those who lived in the fourth century, this battle was just one in a list of imperial victories.

This article explains how the Roman Catholic Church came to have the papacy as its system of church government.

This article on church history looks at the battle of Milvian Bridge - the battle between Constantine and Maxentius. Constantine's victory, and his conviction that the Christian God helped him gain the victory, led to the edict of Milan. The author discusses both the positive and negative effects of this edict for the church.