Nearly every country in Europe has memorials to the Holocaust; its history is frequently evoked, or alluded to, by politicians and intellectuals. But while it is often taken as a given that commemoration of, and education about, the Shoah can inoculate against anti-Semitism, the continent’s recent experience suggests otherwise, as the Economist columnist writing under the name Charlemagne writes. (Free registration required.)

If there is to be a resolution to the conflict between the Jewish state and a putative Palestinian one, writes Jonathan Michanie, it won’t start with drawing lines on maps or restrictions on where Jews can build houses, but with the Palestinian Authority (PA) abandoning its official anti-Semitism. The PA can, in this regard, learn much from those Arab nations that have recently made peace with Israel: