Policy Memo

Fact Sheet: How Iran War Affects Global Energy

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Published

April 7, 2026

Author

Austin Gae

Topline

The Iran war and Tehran’s partial closure of the Strait of Hormuz have driven a global energy crunch, sending prices skyrocketing as supply constricts and volatility scares investors. Governments around the world have tried different measures including emergency oil releases, fuel price caps, and demand controls to lower energy prices. But the reality is - prices will likely remain high until the strait reopens, and the war concludes.

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TIMELINE: Iran War & Energy Costs

Beyond the major actions described above, Iranian attacks also damaged refineries in Saudi Arabia, Bahrain, and Kuwait, struck a UAE’s oil export hub and its Shah gas field, and disrupted other energy infrastructure across the region.

The United States bombed only military assets on Iran’s Kharg Island, which accounts for 90% of the nation’s crude oil exports.

TIMELINE: Trump Administration’s Response to Higher Oil Prices

How Are Other Countries Responding to Higher Fuel Prices?

Looking Ahead

Bottom Line

As with all wars, energy supply and prices are unpredictable. But one thing is clear: countries should increase domestic production of energy to reduce vulnerability in future conflicts.