No, it must not.
The author, Kathryn Jean Lopez, has one issue, namely, abortion. She quotes extensively from a sermon by the liberal icon Martin Luther King, Jr., hoping thereby to dissuade liberals from disagreeing with her.
I disagree with Martin Luther King, Jr. about many things. Whether he was the prophet he presumed to be, I do not know. I do know that prophecy in the Biblical sense cannot occur in America today.
When Nathan confronted David, he did so in the context that both of them were subject to a covenant between that nation and that nation’s god. No such covenant exists between the United States and any god today.