How the Balfour Declaration Became International Law Despite Attempts to Undermine It

A century ago, the victors of World War I met in the Italian city of San Remo to discuss how to divide up territories that had previously belonged to the Ottoman empire. It was here that Arthur Balfour’s famous promise effectively became international law. But things almost didn’t turn out that way. With support from British officers, Emir Faisal—son of Sharif Hussein of Mecca, promoted by T.E. Lawrence—was attempting to make himself the ruler of a Syrian kingdom that included the Land of Israel. Meanwhile, the French were poised to back away from their previous assurances regarding the Jews. Faisal had signed an agreement with Chaim Weizmann, the chief Zionist diplomat, in January 1919 pledging his support to the creation of a Jewish state, but, as Efraim Karsh writes, he “was speaking from both sides of his mouth.”