For years, leaders from the Democratic Party have claimed, "When it comes to Israel, there is no difference between Republicans and Democrats." In Israel Betrayed, Alan Skorski shows with extensive data, that in fact, Democratic support for Israel has been waning for years while Republican support for Israel has greatly increased. As Caroline Glick points out, "Republicans are near unanimous in their support for Israel. . . . Today, Democratic candidates will gain nothing and may lose significant support if they support Israel. In contrast, a Republican who opposes Israel will have a hard...