Franklin, one of our greatest founding fathers was a diest
In a secular society no one religion or moral view is given any special legal status or constitutional grounding. Christianity is not codified in our legal system or laws.
In a theocratic society (as is the case in the current Middle East and our own Middle Ages), theological beliefs and dicta are codified in the legal and institutional foundations of the society. As history amply has demonstrated, such societies are the source of rampant bloodletting, violence and discriminatory practices.
But, do you think the theocrats will get it?