It's Donald Trump's war now. The decision to bomb Iran illustrates the conflict between some of the president's fundamental impulses.

The world grappled Sunday with the enormous implications after the United States inserted itself into Israel's war against Iran with an attack that raised urgent questions about what remained of Tehran’s nuclear program and how its weakened military might respond.

Let diplomacy silence the guns!” Pope Leo XIV told the crowd in St. Peter’s Square a few hours after the United States entered the Iran-Israel war by bombing three of Iran’s nuclear sites.