Theodor Hertzl started the Zionist political movement in the 1890s, convinced that anti-semitism would forever rankle the Jews if they remained without a state and independent government. He had tried to purchase Israel’s territory from the near-bankrupt Ottoman empire or at least bargain for unlimited Jewish immigration. When those plans failed, he turned his attention to getting the top European powers behind the Zionist cause so they could exert pressure on the Ottomans. When Hertzl met an untimely death in 1904, Chaim Weizmann, an ambitious Russian-born British-Jewish biochemist, was determined to carry on Herzl’s torch. Chaim Weizmann was in high...