Exactly. We've already seen Islamists try to enforce sharia in England; if we had wanted a theocracy, we would have let the Christofascists take over long ago. And before anyone goes claiming oppression of differing cultures, the secular culture that is America is precisely the root cause of why many people want to to move there. Others in this thread have already mentioned things like misogyny, homophobia, etc, that while it's not a solved problem in America, isn't nearly as bad as it is in some other countries.