No, it wasn't beaten out. Christianity has been a very pro-science religion from the beginning (contrary to the asinine atheist propagancda fla°oating around), and Christians got rid of their extremists by themselves.
So we have to be nice to the ******ed muslims? I don't exactly recall that to be the party line against Hitler's atavistic fascism:
You mean, like in Turkey? Oh wait...
Why should the rest of the world accomodate these ******ed desert dwellers? They have to adapt to us, not the other way around.