Life is full of ironies. Europe’s immigration revolution was caused by two major developments, and both had hugely ironic results. Europe’s Holocaust complex and sense of self-hatred following the Nazi horror led to a reactive obsession with racism as the ultimate evil, which led, ironically, to large-scale immigration from among the most anti-Semitic countries on earth, widespread “anti-Zionism” in Europe, and an increase in hate crimes against Jews across the continent. The second factor was the sexual revolution, the decline of church attendance, the invention of the Pill, the 1967 Abortion Act and the increase in female employment, which caused...