President Donald Trump is demanding that the Federal Reserve immediately lower borrowing costs. But the war in the Middle East has now made any interest rate cuts much less likely in 2026 — not just in the U.S. but around the world. With oil prices surging past $100 a barrel and Gulf shipping routes disrupted by Iran, governments and investors are bracing for a repeat of the 2022 energy shock from Russia’s invasion of Ukraine. And from Washington to Frankfurt, and London to Tokyo, the world’s central banks are likely to strike a more wary tone on inflation while assessing the fallout during a flurry of policy meetings taking place this week. [...]