The U.S. wants Iran to end all uranium enrichment. The European nations have yet to make clear their position. The JCPOA limited Iran to enriching uranium up to 3.67% purity -- sufficient for civilian nuclear power purposes but below the 90% purity needed for use in a weapon.

On the eve of the six-month anniversary of his second term at the White House, Trump took to Truth Social, a platform he owns, to issue a strong warning to Tehran.

Negotiations over Iran's nuclear program have resumed. While Europe demands guarantees that Tehran will not build a nuclear bomb, Trump is also pushing for a deal. Is the regime willing to give ground,