The 590,000-Ton Secret: Why The US Built A 30-Year Copper Fortress
The U.S. isn't discovering copper — it's stockpiling it. Quietly, American warehouses have turned into a modern-day metal fortress, with 590,000 short tons of copper sitting in COMEX-approved storage — the highest level in more than 30 years. This isn't a mining miracle. It's a trade-war chess move. A 300% Surge — Before The Tariff Hammer Falls Copper inventories have exploded nearly 300% in just 12 months, now exceeding the combined stocks of the LME and Shanghai exchanges, according to CME dat