Pakistan, June 20 -- I've spent the past few weeks watching something unusual happen: a country that the world discussed a few years back for its problems - debt, politics, security - became the place where a war stopped.

In late February, Iran's supreme leader was killed in strikes that opened six weeks of fighting across a dozen countries, by some estimates costing thousands of lives, including well over a thousand civilians inside Iran. By early April, with President Trump's deadline for a final escalation just ninety minutes from expiring, it was Pakistan's prime minister who announced a ceasefire - not just for Iran, but, as Shehbaz Sharif put it, "everywhere," including Lebanon, where Hezbollah and Israel had been trading fire. Isl...