Typically, when one thinks of Roman religious belief, one thinks of the Olympian Gods. Jupiter, Juno, Mars, etc. While early religious beliefs certainly did follow those lines of thought, things began changing as Rome moved from being a republic to being an empire. As Rome expanded, it acquired not only territory and new wealth, it also acquired new people and many of their ideas of religious belief. Any number of religious imports made an appearance within the Roman Empire. But two in particular, had a significant impact.