The U.S. military said Iran fired missiles at Kuwait, which fell apart en route, and downed drones targeting American forces.
The crews of all three merchant vessels seized by the U.S. military over the past week are still in U.S. custody.
In a social media post Thursday morning, he said the military is intensifying its mine clearing efforts in the critical waterway.
Iran has fired on three ships in the Strait of Hormuz and seized two of them.
Lebanon and Israel held their first direct diplomatic talks in decades on Tuesday in Washington after more than a month of war.
President Trump says China has agreed not to provide weapons to Iran as reports circulate that Beijing has considered transferring arms.
President Trump said Monday they had been contacted by the other side and they want to work a deal.
The hostages, all men, have arrived back in Israel, where they will reunite with family and undergo medical checks.
It’s been two years since thousands of Hamas-led militants poured into southern Israel after a surprise barrage of rockets.
The United States, Qatar and Egypt met with an Israeli delegation in Qatar as the Palestinian death toll climbed past 40,000.