The future of high-stakes negotiations over Iran's nuclear program remains shrouded in uncertainty as the U.S. and Iran ...

Iran’s supreme leader criticized an initial proposal from the United States in negotiations over Tehran’s nuclear program.

Iran's Supreme Leader Ayatollah Ali Khamenei said that abandoning uranium enrichment was "100%" against the country's ...

Iran’s supreme leader has denounced a proposal by the United States aimed at curbing Tehran’s nuclear efforts and demanded ...

A senior Iranian official told CNN the new nuclear deal proposal presented to Tehran in recent days is “incoherent and ...

Iran's stance directly clashes with U.S. President Donald Trump 's position that Iran must halt all enrichment amid ...

Iranian and U.S. delegations wrapped up a fifth round of talks in Rome on Friday and signs of some limited progress emerged ...

As uranium enrichment remains the key sticking point in US-Iran nuclear negotiations, new proposals from Oman -- including a ...

Former national security adviser John Bolton argued during a recent interview that nuclear deal negotiations between the U.S. and Iran are “fruitless” and Israel’s potential strikes against ...

Iran and the United States made “some but not conclusive progress” Friday in a fifth round of negotiations in Rome over Tehran's rapidly advancing nuclear program, the talks' Omani mediator ...