Iran has repeatedly alleged the U.S. blockade on all ships traveling to and from Iran is illegal.

Iran has repeatedly alleged the U.S. blockade on all ships traveling to and from Iran is illegal.

Iranian authorities said they consider the U.S. blockade of the country’s ports as an act of war and a violation of any ceasefire agreement.

The attacks, which Iranian media said were carried out by Iran's paramilitary Revolutionary Guard, came after Trump said the U.S. would indefinitely extend the ceasefire.

Iranian gunboats opened fire on as many as three container ships near the Hormuz Strait amid a tussle with the United States over the shipping route.

U.S. military seizes another Iranian oil tanker, escalating tensions after Iran's recent attacks on shipping in the Strait of Hormuz.

Central Command said it has intercepted 33 vessels since imposing a blockade on ships coming to and from Iran.