In other developments, the U.S. Treasury issued a 60-day license waiving sanctions on Iranian oil as part of the interim agreement to end the 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

US Vice-President JD Vance has landed in Switzerland to meet with Iranian leaders and build on the fragile interim deal to end the war in Iran.