China has severely curtailed its supply of critical minerals to the U.S. in recent months, showing the American defense-industrial base

U.S. defense manufacturers are grappling with delays and soaring costs as China tightens export restrictions on critical minerals, further complicating efforts to decouple supply chains amid rising geopolitical tensions,

China's tightening export controls on critical minerals like rare earths, germanium, gallium, and antimony are significantly impacting the US defense supply chain, causing production delays and prompting a search for alternative sources.