On Chicago’s I-55, where trucks roll day and night, driver Carlos Rivera grips the wheel, his dashboard glowing with bad news: diesel prices have jumped to $5.20 a gallon. A global oil price spike, with Brent crude hitting $90 a barrel, is hammering Chicago’s logistics sector, a lifeline for the Midwest’s goods. Fueled by Israel-Iran clashes and China’s rare earth curbs, the surge is driving up costs, delaying deliveries, and threatening jobs in a city that moves America’s freight. “Every cent hurts,” Rivera said, eyeing his fuel gauge.

The oil price hike, up 12% since May, stems from Israel’s June 13 strikes on Iran’s nuclear sites, killing 639 civilians, per human rights groups, and Iran’s missile retaliation, raising fears of a Strait of Hormuz blockade. China’s export limits on rare earths, vital for refining, add pressure, per the U.S. Energy Information Administration. Chicago, a logistics hub with 200,000 trucking jobs, faces a 15% diesel cost increase, per the American Trucking Associations. Companies like Schneider National, based in nearby Green Bay but active in Chicago, are passing costs to clients, risking order cancellations.

At a Roseland warehouse, manager Elena Torres stacks crates, her brow furrowed. “Fuel’s eating our margins,” she said, noting delayed shipments to retailers. The Federal Reserve Bank of Chicago reports logistics firms are cutting hours to cope, with small carriers at risk of folding. The city’s $50 billion freight industry, handling 10% of U.S. cargo, is also hit by rare earth shortages affecting truck parts, echoing Europe’s auto supplier woes. “It’s a double whammy,” said economist Mark Denzler of the Illinois Manufacturers’ Association.

The broader impact is stark. Higher transport costs could raise grocery and retail prices, restricting Chicagoans already facing 3.2% inflation. Mayor Brandon Johnson’s office is exploring fuel tax relief, but budget constraints limit options. Trump’s proposed 25% tariffs on foreign oil, paused until July 14, loom as a further threat, with EU-U.S. trade talks faltering. “We need stable prices, not more chaos,” said Torres, echoing industry calls for diplomacy.

Reactions mix grit and worry. “I’m driving longer hours to break even,” said Rivera. Some firms, like Chicago’s Coyote Logistics, are investing in route optimization to save fuel. Clean energy advocates push for electric trucks, but high costs and rare earth shortages slow progress. “We’re stuck in neutral,” said Denzler. The Chicago Mercantile Exchange sees record oil futures trading, a silver lining for traders but cold comfort for drivers.

What’s next? A Trump-Xi Jinping call could ease China’s curbs, while Middle East talks hinge on UN efforts. Chicago’s logistics sector, resilient but strained, faces a tough road. Can the city keep goods moving without breaking wallets? Will global tensions ease? For now, as Rivera refuels and Torres juggles orders, Chicago’s freight heartbeat races, hoping for calmer days.