The United States waived sanctions on Iran for 60 days after the first talks under a nascent peace deal, while officials reported a sustained lull in fighting in Lebanon under the agreement aimed at ending hostilities across the region.

Iran and the United States agreed Monday to set up communications lines to keep the vital Strait of Hormuz open and end fighting in Lebanon, mediators said, after their first…

High-level negotiations in Switzerland seeking a permanent end to the Iran war ended with lower-level talks planned for the rest of the week.