It is quite tempting to draw parallels between the Donald Trump and Bernie Sanders movements in America and the populist movements that have been rocking European politics for many years. There seems indeed to be, on both sides of the Atlantic, a growing discontent about traditional politics and a feeling among ordinary citizens of being betrayed by a complacent and pathetically incompetent Establishment. As a result, we are seeing a swing to both right-wing and left-wing demagogues. The parallel between Trump and the French Far Right leader Jean-Marie Le Pen, who founded the French National Front and passed it to...