Georgian Silver - No offense intended. I know some people might be offended by the word, 'should'. I don't usually use it. Please let me re-phrase the statement.

If you care to learn about early Christianity, you will find that the Zoroastrian myth of Mithras was incorporated into the stories of Jesus. That probably took place in Armenia around 300 A.D. Romans were very good at consolidating local beliefs into a religion which could be governed by a central authority.