Mr. Trump says it is "now confirmed" that Ukraine's leader will visit the White House this week, as the two countries near a "critical minerals deal."

Russia says it is open for economic cooperation with the United States, including on energy and mining rare earth minerals.

Favorable geological formations and historic mining activity give some states a significant edge in producing critical minerals.

Rare earth minerals have become the backbone of modern technology, fueling everything from smartphones and electric vehicles to advanced military systems. As nations race to secure these vital resources,