Banning anti-Zionism: Feasible? Desirable? One of the main differences between the American and European systems of democratic government is the absence, on the other side of the Atlantic Ocean, of a First Amendment-style guarantee of free speech. In the United States, for example, it’s perfectly legitimate for a neo-Nazi or an Islamist to deny the Holocaust and display hateful symbols at the same time, while in Europe such activities could theoretically land one with a prison sentence. Europe, in general, regards hate speech and hate gestures as a form of criminality; it eschews the American approach that such outbursts should...