The cancellation of talks raised questions about an initial agreement to end the war in Iran.
The U.S. military said Iran fired missiles at Kuwait, which fell apart en route, and downed drones targeting American forces.
A tentative ceasefire in the Iran war is under strain due to Israel’s bombardment of Beirut and Tehran’s continued control over the Strait of Hormuz.
Trump has warned Iran that the U.S. could set the country 'back to the stone ages,' including targeting power plants and bridges.
His first statement since his appointment was read on state television Thursday by a news anchor.
The hostages, all men, have arrived back in Israel, where they will reunite with family and undergo medical checks.
Israel and Hamas have agreed to a pause in their two-year war and the release of the remaining hostages in exchange for Palestinian prisoners.
Both the Biden and Trump administrations have tried to end the fighting and bring back the hostages.
Countries in the region condemned Israel's attack, while leaders around the globe called for immediate deescalation from both sides.
As part of the agreement, Israel was supposed to release the prisoners last weekend after Hamas freed hostages from its Oct. 7, 2023, attack.