Federal Reserve will not cut interest rates before H2 2026 due to Iran war energy inflation
The active US-Iran war, Hormuz Strait disruption, and confirmed loss of approximately 20% of global fuel supply will drive a renewed US inflation spike via gasoline and freight costs. The Fed under Powell will hold rates steady through at least mid-2026, delaying any rate cuts to H2 2026 or later.
The US-Iran war's cascading effects dominate today's outlook: Hormuz Strait disruption is forcing European naval deployments and delaying Fed rate cuts, while Russia's Donbas ultimatum faces certain Ukrainian defiance — pushing Europe toward accelerated military autonomy across both theaters simultaneously.
The causal mechanism is straightforward and well-established: energy supply shock → gasoline/freight cost surge → CPI acceleration → Fed holds. The event chain evidence is overwhelming: 'Brent oil price rises to $107.06 per barrel' (17 clusters, 15 days, oscillating but trending escalation), 'IEA warns of worsening oil supply crunch in April' (18 clusters, escalation), 'White House officials discuss oil price rise to $200 risk' (9 clusters, development), 'Middle East conflict cuts 20% of global fuel supply' (3 clusters, escalation), and 'US gas prices rise after US-Israeli attacks on Iran' (4 clusters, escalation). This is a massive energy shock already transmitting through the global economy. Powell's behavioral profile (BVI 2, extremely low volatility) is the strongest evidence for direction: he held 'higher for longer' under intense Trump political pressure in 2018-2019 and again in 2022-2023. He will not cut into an energy-driven inflation acceleration regardless of political pressure or weakening employment data. The 'US hiring drops to pandemic lows' chain (confirmation stage) creates a dilemma — weak labor market would normally argue for cuts — but Powell has repeatedly prioritized price stability over employment in supply-shock scenarios. The 'Iran responds to US proposal to end war' chain oscillates between escalation and de-escalation (25 clusters, currently de-escalation), which is the main risk to this forecast: a rapid ceasefire could reverse the energy shock. However, even if a ceasefire were announced tomorrow, the lag effects on inflation and the Fed's deliberate response time mean rate cuts before July 2026 remain extremely unlikely. IEA/IMF/WB coordination (chain #33/#76, development) signals institutional recognition that this is a structural disruption, not transient.