The Republican Party’s attempt to treat Donald Trump as a normal political candidate would be laughable were it not so perilous to the republic. If only he would mouth the party’s “conservative” principles, all would be well.

But of course the entire Trump phenomenon has nothing to do with policy or ideology. It has nothing to do with the Republican Party, either, except in its historic role as incubator of this singular threat to our democracy. Trump has transcended the party that produced him. His growing army of supporters no longer cares about the party. Because it did not immediately and fully embrace Trump, because a dwindling number of its political and intellectual leaders still resist him, the party is regarded with suspicion and even hostility by his followers. Their allegiance is to him and him alone.

And the source of allegiance? We’re supposed to believe that Trump’s support stems from economic stagnation or dislocation. Maybe some of it does. But what Trump offers his followers are not economic remedies — his proposals change daily. What he offers is an attitude, an […]