How to end the Middle East’s agony

In the months after Hamas committed the worst atrocity against Jews since the Holocaust, conflict has spread across the Middle East. In all, ten countries are now caught up in fighting. In Gaza Israeli soldiers and Hamas are still killing each other, even as 2m people face famine. Across the border with Lebanon, Hizbullah and Israel are in a low-grade war. The Houthis in Yemen are attacking cargo ships, aggravating a financial crisis in Egypt and triggering retaliation by America and Britain. The killing of three gis in Jordan on January 28th by militias in Iraq could spark a clash...