lagrange asks for an explanation of Jesus' casting out of Legion into a herd of pigs. According to Mark 5, this incident took place in "the region of the Gerasenes", part of the Decapolis and not of Israel.

As for his question about the Nativity, I don't see where the contradiction is. Nowhere in the Gospels does it say that Jesus was born on December 25, that's simply the day his birthday is celebrated.