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President Obama will make his first presidential visit to Israel in March, and Secretary of State Kerry will make his own trip even sooner. The White House is trying to dampen the inevitable speculation about a possible breakthrough to peace negotiations, and its spokesman has said the president’s trip is “not focused on specific Middle East peace process proposals.” Let’s hope so. But given the itinerary—Jerusalem, Ramallah, and Amman—the so-called peace process will be near the top of the agenda at every meeting Kerry and Obama have. The trip itself is a good thing: Israel is a close ally, and American presidents should visit there. The visit would have had more impact in Obama’s first term, before opinions about him began to harden in Israel (and for that matter in...