1) What is the difference between the Roman
Republic and the Roman Empire?

The main difference between the Roman Republic and the Roman Empire was that the former was a democratic society and the latter was run by only one man. Also, the Roman Republic was in an almost constant state of war, whereas the Roman Empire's first 200 years were relatively peaceful.

the story goes that because of this belief, constantine was able to defeat his foes. constantine became an ardent1 christian. christianity and other religions were tolerated under constantine's rule. constantine also was responsible for the building of a great cathedral in rome.