If the Strait of Hormuz is the narrow passage that most oil tankers must travel through, Kharg Island is the main port where Iran loads its oil onto those tankers.
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This weekend, U.S. forces carried out a large bombing raid on the island, hitting military targets such as air defenses and naval facilities while deliberately avoiding the oil terminals that handle most of Iran’s exports.
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Kharg sits about 15–20 miles off Iran’s coast and handles up to 90% of the country’s oil shipments by sea, making it the main gateway through which Iranian crude reaches global markets.
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That’s why the strike matters. By hitting military infrastructure but leaving the oil facilities untouched, the United States showed it can pressure Iran’s export system without immediately removing millions of barrels of oil from the global market.
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But it also sends a clear warning. If Iran continues to interfere with tanker traffic in the Strait of Hormuz, the U.S. now has the option of targeting the facilities on Kharg that load oil onto ships.
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Put simply: the Strait of Hormuz controls the route oil travels, but Kharg Island controls whether Iran can export its oil at all.
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That makes it one of the most important pieces of infrastructure in the entire conflict.

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This chart shows that major energy shocks—such as Russia’s invasion of Ukraine and the current Middle East conflict—drive sharp spikes in oil prices that historically push fertilizer costs higher, which then ripple into global food prices as reflected in the FAO World Food Index

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