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Hormuz
Iran War
Oil Supply
Strait of Hormuz Remains Closed as World Loses 5 Million Barrels a Day — Mid-April Cliff Looms
The US-Iran military conflict, now in its 32nd day, has shut the world’s most critical oil chokepoint, stripping global markets of roughly 5% of daily supply. Analysts warn the disruption could double after April 19 if the Strait is not reopened — the largest crude supply shock since the 1970s energy crisis.
Why It Matters
The Strait of Hormuz is the single most important oil chokepoint on Earth, carrying roughly 20% of globally traded crude and significant volumes of LNG. Its closure on February 28, when US-Israeli strikes triggered Iranian retaliation, represents the largest energy supply disruption since the 1970s oil embargo. Brent crude peaked at $126 per barrel before settling around $107. US retail gas prices have surged above $4 per gallon for the first time since 2022, squeezing consumers and airlines. Global supply chains are rerouting at enormous cost, with air travel detours adding roughly 40% to fuel burn on key Asian-European corridors. If the April 19 threshold passes without reopening, the lost barrel count could hit 9–10 million bpd, triggering a full-scale global energy crisis with no modern precedent.
The Full Picture
Historical Context
The Strait of Hormuz has been threatened before — most notably during the Iran-Iraq “Tanker War” of the 1980s — but has never been fully closed to commercial shipping for an extended period. Iran’s leverage over global energy flows has long been considered its ultimate strategic deterrent, and its willingness to actually shut the strait signals the regime is prepared to absorb severe economic pain as a negotiating weapon. The 2026 closure is unprecedented in scope: the world has never lost this much oil supply this suddenly since OPEC’s 1973 embargo.
Key Players
President Trump set an April 6 deadline for Iran to reopen the strait or face destruction of Kharg Island, which handles 90% of Iran’s crude exports. Iran’s Foreign Ministry has called the US 15-point peace plan “excessive and unreasonable.” Saudi Arabia and the UAE have ramped production but face the same logistical bottleneck — oil produced cannot reach buyers while Hormuz is shut. China has imported record volumes of Russian oil as an alternative, gaining leverage. Pakistan has emerged as a key diplomatic intermediary, releasing a joint five-point peace plan with China on April 1.
What to Watch Next
The April 6 deadline at 8 PM ET is the immediate tripwire. If Trump follows through with strikes on Kharg Island, Iran could retaliate by mining the strait or targeting Gulf state infrastructure within missile range. The China-Pakistan five-point peace proposal (released April 1) offers a diplomatic exit ramp, but Washington’s response has not yet been issued. OPEC+’s modest 206,000 bpd production hike does almost nothing until transit logistics normalize.
↳ Bottom line: The world is five days from a potential escalation that could double the current oil supply disruption. Every day the strait stays closed tightens the economic vise on airlines, manufacturers, and consumers globally. The April 6 deadline is the most consequential near-term inflection point in energy markets in decades. Resolution would send Brent sharply lower; escalation could push it toward $140–160.