Antisemitism: What is the IHRA definition and why is it controversial? Dozens of countries have adopted or endorsed the IHRA's antisemitism but critics say its adoption by universities could curtail free speech on campuses People participate in a Jewish solidarity march across the Brooklyn Bridge in New York City. The march was held in response to a recent rise in anti-Semitic crimes in the greater New York metropolitan area (AFP) By Published date: 16 April 2021 09:33 UTC | Last update: 17 sec ago Championed by various Jewish and pro-Israeli groups, advocates for the International Holocaust Remembrance Alliance's definition of antisemitism say it has become a benchmark used by many governments, NGOs, and public institutions to identify acts of anti-Jewish hatred.