Since World War II, no state has suffered so cruel a reversal of fortunes as Israel. Admired all the way into the 1970s as the state of “those plucky Jews” who survived against all odds and made democracy and the desert bloom in a climate hostile to both liberty and greenery, Israel has become the target of creeping delegitimization. The denigration comes in two guises. The first, the soft version, blames Israel first and most for whatever ails the Middle East, and for having corrupted U.S. foreign policy. It is the standard fare of editorials around the world, not to mention the sheer venom oozing from the pages of the Arab-Islamic press. The more recent hard version zeroes in on Israel’s very existence. According to this dispensation, it is Israel as such, and not its behavior, that lies at the root of troubles in the Middle East. Hence the “statocidal” conclusion that Israel’s birth, midwifed by both the United States and the Soviet Union in 1948, was a grievous mistake, grandiose and worthy as it may have been at the time.

The soft version is familiar enough. One motif is the “wagging the dog” theory. Thus, in the United States, the “Jewish lobby” and a cabal of neoconservatives have bamboozled the Bush administration into a mindless pro-Israel policy inimical to the national interest. This view attributes, as has happened so often in history, too much clout to the Jews. And behind this charge lurks a more general one—that it is somehow antidemocratic for subnational groups to throw themselves into the hurly-burly of politics when it comes to foreign policy. But let us count the ways in which subnational entities battle over the national interest: unions and corporations clamor for...