Boadicea helped with the decline of the Roman Empire.
They had a good Army
You need to specify what is is that we need to compare the rise of Christianity in the Roman Empire to.
the roman empire rises around 27 BC. your welcome!
The decline of Rome dovetailed with spread of Christianity, and some argue that the rise of the new faith helped contribute to the empire's fall.
The Senate!
Roman Empire, Greek Empire, and Persian Empire
The Roman Empire :) hope this helped
There have been many books written on the Roman empire. One of the best known is "The Rise and Fall of the Roman Empire" by Gibbons.
Polytheism.
BEFORE
i really dont know but whaever