The Group of Seven (G7) nations have agreed to release 100 million barrels of diesel and crude oil from their strategic reserves over the next four months in an effort to ease soaring diesel prices linked largely to disruptions caused by the conflict in Iran. The coordinated move, announced over the weekend, involves the United States, France, Italy, Germany, Japan, Britain, and Canada, with the International Energy Agency overseeing the release.

The combined volume represents roughly one day’s worth of global oil demand. While the G7 did not break down how much of the release will be diesel versus crude oil, diesel and related fuels constitute about 28% of worldwide oil consumption. Supply shortages of diesel have intensified following recent military strikes on key energy infrastructure in the Middle East and Russia, damaging refineries and hampering fuel production capabilities.

Leaders characterized the strategy as a decisive step to stabilise energy supplies and reduce volatile price spikes. A substantial initial release of diesel is expected within 20 days, which officials hope will quickly translate into lower prices at the pump.

This announcement comes amid President Donald Trump’s prior threats to impose a ban on U.S. diesel exports—a move met with resistance from American oil companies and European leaders who rely on U.S. fuel supplies. Diesel prices in retail markets had surged to nearly $6.50 per gallon recently, intensifying political pressure ahead of the November midterm elections.

During a virtual summit chaired by France’s President Emmanuel Macron, Trump committed to refraining from enacting the export ban. Macron expressed optimism that the release of emergency diesel and oil reserves would prompt a prompt reduction in fuel costs. Energy analysts noted that the likelihood of export restrictions outside the G7 has diminished but cannot be entirely ruled out.

Europe’s dependence on American diesel has increased notably since banning Russian fuel imports following Moscow’s invasion of Ukraine in 2022. Currently, Europe imports about 1.5 million barrels per day of diesel, with roughly one-third sourced from the United States. Analysts highlighted Europe’s initial hesitancy to release its diesel stocks due to concerns over prolonged supply disruptions.

Meanwhile, China, another major diesel supplier, has recently reinstated export restrictions, although similar constraints have yet to be imposed in the United States. Observers suggest that a delayed U.S. export ban might be less effective in lowering domestic fuel prices in time for the elections and could risk pushing gasoline prices higher, affecting a broader range of vehicles.

Following the G7 announcement, U.S. diesel futures prices dropped approximately 8%, a move that often precedes slower declines in retail pump prices. The unfolding developments underscore the delicate balancing act governments face in managing fuel supplies amid ongoing geopolitical tensions and market volatility.