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

An outline by the Trump administration would allow Iran to continue enriching uranium at low levels while a broader ...

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

Four top Princeton University experts sketch a possible regional multinational nuclear consortium whose initial core partners ...

A classified International Atomic Energy Agency report found Iran, since February, produced 300 pounds of uranium enriched to ...

Iran’s supreme leader has criticized an initial proposal from the United States in negotiations over Tehran’s rapidly advancing nuclear program, though he stopped short of entirely rejecting the idea ...

The preliminary U.S. proposal came as a confidential U.N. report described an Iranian initiative that had multiplied Tehran’s ...

Iran's supreme leader Ayatollah Ali Khamenei said Wednesday a US proposal for a nuclear agreement was against the national ...

Iran and the United States are preparing for a fifth round of negotiations over Tehran’s rapidly advancing nuclear program, ...

“Iran’s nuclear program is based on indigenous knowledge and cannot be eliminated by bombing,” the top diplomat told ...

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