And somewhere in Abu Dhabi, a sovereign fund manager opened a spreadsheet and decided whether America still looked like the safest place in the world to keep the future.… By the time President Donald Trump stood before cameras in the White House and declared that hostilities with Iran had been “terminated,” almost no one inside the West Wing believed the phrase meant peace. It meant accounting. The television networks would show the statement as a victory speech. The campaign team would cut it into thirty-second ads for suburban districts in Michigan and Pennsylvania. Republican strategists would repeat the same sentence on cable news: stability had returned, gasoline prices would fall, America had shown strength. But inside the Roosevelt Room, where the real discussion happened, the mood was less triumphal. Treasury officials had a thicker file. “Oil matters,” one deputy secretary said, tapping a briefing packet. “Everyone ...