Iran’s U.N. mission said it would be willing to discuss its nuclear program if talks were restricted to military concerns, after its supreme leader appeared to reject President Trump’s offer to start discussions.

Then US President Barack Obama negotiated the Joint Comprehensive Plan of Action or the JCPOA in 2015 and signed it along with the five permanent members of the UN Security Council, Germany, the EU and Iran.

Iran said Monday it would not negotiate under "intimidation", after US President Donald Trump sought to ratchet up pressure on Tehran by ending a sanctions waiver that had allowed Iraq to buy electricity from its Shiite neighbour.

Trump’s remarks represent a shift for the president, who in 2018 withdrew the United States from a nuclear deal with Iran.

U.S. President Donald Trump says he sent a letter to Iran's Ayatollah Ali Khamenei, something that was not immediately confirmed by the supreme leader.

President Donald Trump said Friday that he is seeking a new agreement with Iran to curb the country’s nuclear program, warning ominously of a conflict if a deal can’t be reached. The president earlier told Fox News that he sent a letter to Ali Khamenei,

President Donald Trump said he wants to negotiate a nuclear deal with Iran and sent a letter to its leadership this week suggesting talks with the Islamic Republic, which the West fears is rapidly nearing the capability to make atomic weapons.

Iran’s Supreme Leader Ayatollah Ali Khamenei has said calls for negotiations by “bully states” are aimed at dominating others, not resolving issues, after US President Donald Trump urged him to reach a nuclear deal.