It never ceases to amaze me how the populist Right, or what speaks in its name, overestimates its strength both here and in Western Europe. One needn’t be an enemy of these activists to recognize the exaggerated nature of their claims. Those in the media who now demand a border wall insist that the “people” want this goal achieved immediately if not sooner. In fact, according to Ann Coulter, Trump “scammed the American people” by not giving them the wall they’re clamoring for. But according a nationwide poll by The Hill, 51 percent of American voters oppose Trump’s project, while...