Iran is currently reviewing a formal U.S. nuclear deal proposal as both sides remain deeply divided over uranium enrichment limits and sanctions relief.

President Donald Trump believes his administration is “very close to a solution” on an Iran nuclear agreement and he has personally warned Israeli Prime Minister Benjamin Netanyahu not to disrupt the talks,

President Donald Trump says he has told Israeli Prime Minister Benjamin Netanyahu to hold off on an Iran strike to give his administration more time time to push for new nuclear deal with Tehran.

Iran pressed the United States on Monday for guarantees that it will drop sanctions as a condition for a nuclear deal, after the White House reportedly sent a proposal it deemed "acceptable".

Iran lashes out at Austria after a report claims Tehran has an advanced nuclear weapons program, sparking diplomatic tensions and calls for explanations.

Iran's foreign ministry and the Iranian nuclear agency rejected the report, calling it "politically motivated" in a joint statement.

The head of the United Nations’ atomic watchdog says that “the jury is still out” on negotiations between Iran and the U.S. over Tehran’s rapidly advancing nuclear program.

Any deal between Iran and the U.S. that would impose fresh nuclear curbs on Iran should include "very robust" inspections by the U.N. nuclear watchdog, International Atomic Energy Agency chief Rafael Grossi said on Wednesday.