Some causes for the fall of the Roman Empire (Massive Slavery, invasion, curruption of the government) (also talks about Christianity)

As the Roman Empire expanded from Great Britain, in the west, to the Euphrates River, in the east, many complex problems arose. In the thick of this expansion, the government was growing corrupt, there was social and economic turmoil as a result of massive slavery, and invasions from the Germans were all tearing away at the stability of the empire. In the midst of this confusion, a new religion was on the upswing. Christianity appeared …

…sheepishly takes what is given. This isn't saying that the old Roman religion of Neptune and Jupiter didn't require the population to take without doubting. As with the classical Roman religion, Christianity persecuted those who went against their beliefs. The Church, however, did it at a higher level. They claimed anyone who opposed the church was acting with heresy: an opinion or a doctrine at conflict with established religious beliefs of the Roman Catholic church.