Iran and the United States plan to meet over Tehran’s rapidly advancing nuclear program again next week, after both sides said they made progress in their talks Saturday in Rome. A U.S. official confirmed that at a point during the negotiations in Rome,

A concrete progress in the US-Iran talks is unlikely until Tehran is given solid assurances from external parties, especially after the 2018 setback when Washington withdrew from the 2015 nuclear pact

A second round of high-level talks between US and Iranian delegations on Tehran’s nuclear program has concluded in Rome on Saturday, amid tempered optimism about a diplomatic way forward.