Two weeks ago, President Barack Obama opened a diplomatic war on Israel. The proximate cause of his offensive was the Jerusalem District Planning and Building Board's decision to approve the future construction of 1,600 housing units in northern Jerusalem. The goal of the assault is twofold. First, it seeks to undermine the legitimacy of Israel's control over Jerusalem in order to weaken Israel's standing among the American public. As Obama advisor Martin Indyk mocked, Obama's onslaught against Israel has made the Netanyahu government "supersensitive," about Jerusalem. Second, as Obama's advisors explained to The Atlantic, through his unprecedented attacks on Israel's...