The most senior American contact with Tehran in months arrived, by several accounts, as a letter rather than a meeting. Vance wrote to Mohsen Rezaei, secretary of Iran's Supreme National Security Council, stressing that negotiations to head off U.S. military strikes "require discussions on the nuclear issue," and did so as Trump weighs resuming major combat operations after the midterm elections, Axios reported, citing a U.S. official; Vance's office has not confirmed the exchange. The letter, delivered via Qatari mediators, proposed that the two sides meet soon with Vance leading the American side, and was read and approved by Trump before it went out, The New York Times reported. Rezaei is a former commander of the Islamic Revolutionary Guard Corps with direct access to the supreme leader, which makes him an unusual counterpart for an administration that has spent much of the year at war with his government. What the letter says has come out only through officials who described it to reporters.

The backdrop is a conflict that has paused without ending. Tehran has demanded that the U.S. naval blockade be lifted, frozen funds released and oil sales allowed before any talks, while the U.S. insists nuclear negotiations come before sanctions relief, according to Axios. Each side wants the other to move first. That sequencing dispute is the gap any letter would have to bridge.

Trump offered a narrower account of the outreach. Asked Wednesday whether he had directed Vance to seek a restart of negotiations, the president said "No" and described the letter as being about getting medical supplies to "people that are not well," the Reuters report said. Iran has long argued that U.S. sanctions impede civilian access to medicines, so a humanitarian framing lands on familiar ground in Tehran. Both versions agree that Vance started the contact and that Trump signed off on it. The president's description and the press reports differ on what the letter was meant to accomplish.