US President JD Vance declared Monday that a "very good foundation" had been laid for negotiations towards a final deal with Iran, after a marathon session of direct talks at a mountain-top resort Switzerland.Tehran has agreed for inspectors from the UN's nuclear watchdog to return to the country, Vance said, a year after Iran suspended some cooperation and blocked inspectors from key nuclear sites bombed by the US and Israel in 2025's 12-day war.

US Vice President JD Vance led talks at a Swiss resort on Sunday to shore up a tentative peace deal with Iran, but the diplomacy was clouded by Iran’s

JD Vance and senior Iranian officials arrived in Switzerland to help launch negotiations with Iranian leaders over Tehran’s nuclear program.