United States President Donald Trump has announced the launch of a strategic minerals stockpile.The stockpile, called Project Vault, was announced on Monday. It will combine $2bn of private capital with a $10bn loan from the US Export-Import Bank.Recommended Stories list of 4 itemsend of listIt is the latest move by the White House to invest in rare-earth minerals needed in the production of key goods, including semiconductor chips, smartphones and electric car batteries.The aim is to “ensure that American businesses and workers are never harmed by any shortage”, Trump said at the White House.The move to develop a strategic stockpile is the latest in a slew of efforts by the Trump administration to take control of the means of production for critical rare-earth materials to limit reliance on other countries, particularly China, which has held up its exports to gain leverage in negotiations with Trump.Here’s a look at some of the investments the US government has made in this space.What are the investments?In 2025, the Trump administration acquired equity stakes in seven companies by converting federal grants into ownership positions. Among the investments is a 10 percent stake in USA Rare Earth, which plans to build rare-earth element and magnet production facilities in the US.The project is supported by $1.6bn in funding allocated under the CHIPS Act, legislation passed during the administration of former Democratic President Joe Bid …