On June 10, 2026, a U.S. business group reported something blunt: some critical minerals that companies need are now "nearly unobtainable." This cuts through months of negotiations and shows what's actually happening on the ground.

To understand why, start here: China controls most of the world's refining of rare earth materials — metals used in fighter jets, electric vehicle motors, and smartphone chips. Other countries mine the ore, but China does the processing that turns it into something usable. That processing advantage is what gives China power in this situation.

In April 2025, China introduced new rules requiring export licenses for these minerals. It was a direct response to tariffs that the Trump administration had increased. Licenses could theoretically be approved, but the rules created a bottleneck. Then, in October 2025, China expanded the rules even further — now any company anywhere in the world selling products containing these minerals would need a license.

What happened next was a series of pauses and partial reversals. In April 2026, China temporarily stopped enforcing the October rules until November 10. After a meeting between Trump and Xi in May, China rolled back some restrictions. But the original April 2025 licensing system stayed in place.

Both sides announced a deal: the U.S. said China agreed to address mineral shortages. China said it would cooperate on "reasonable" concerns. The word "reasonable" matters. It means the core control system is still there.

Here's the core issue: companies cannot plan ahead when rules keep changing. A manufacturer that needs these materials cannot decide where to buy or how much to stock when the rules might shift again in November. Building new processing plants outside China would take years and cost billions. So the shortage continues.

Diplomats have been busy. The U.S. State Department brought together major countries in February to talk about diversifying where critical minerals come from. But those plans are years away. The shortage is happening now.

Industry reports from January 2026 predicted prices would stay high and shortages would continue through the year. The June report confirms they were right. For defense contractors, car makers, and chip manufacturers, the gap between what politicians announced and what their factories actually need is real.

Right now it looks like both sides are holding their breath until November. China has shown it will negotiate and temporarily ease rules, but keeps the core system in place. The U.S. got promises but not a full removal of controls. When those temporary rules expire in November, both governments will face a choice: extend the truce or let the controls come back.