A crackdown on political dissent is well under way in Germany. Over the past two years, institutions and authorities have cancelled events, exhibitions and awards over statements about Palestine or Israel. There are many examples: the Frankfurt book fair indefinitely postponing an award ceremony for Adania Shibli; the Heinrich Böll Foundation withdrawing the Hannah Arendt prize from Masha Gessen; the University of Cologne rescinding a professorship for Nancy Fraser; the No Other Land directors Basel Adra and Yuval Abraham being defamed by German ministers. And, most recently, the philosopher Omri Boehm being disinvited from speaking at this month’s anniversary of...