A naval blockade can be carried out by surface ships at sea and planes by air.

Iran responded with threats on ports in the Persian Gulf and the Gulf of Oman.

Trump said Monday that the American military had begun a blockade of Iranian ports as part of his effort to force Tehran to open the Strait of Hormuz.

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Donald Trump says that the US is going to start blockading the Strait of Hormuz. What does this mean in practice?

The Islamic Revolutionary Guard Corps said it would treat the approach of military vessels to the strait as a violation of the ceasefire

The U.S. military said it will begin stopping all ships from leaving or entering Iran's ports in line with a blockade ordered by President Donald Trump.

Trump says Beijing ‘would like to see this ended’ as the US moves to stop vessels transiting to and from Iranian ports.

Updated marine traffic map of Iran shows shops near blocked Strait of Hormuz. Latest escalation may impact gas prices. Iran declares blockade 'piracy'

CENTCOM has warned that blockade would apply to all ships regardless of flag

President Donald Trump has ordered the U.S. Navy to enforce a blockade of Iranian ports in the Strait of Hormuz. How would that work?

Live tracking footage from MarineTraffic shows vessels flowing through the Strait of Hormuz before the Iran war began, and what the Strait looked like both after the ceasefire…

Analysts say that Iran has already moved vast quantities of its oil offshore and a full blockade would be complex to implement

The US blockade of ships using Iranian ports has come into force but several Iran-linked tankers have passed through the strait of Hormuz since it began. Lucy Hough speaks to the…

The White House has been signaling a diplomatic solution to the conflict in the Middle East, as discussions around continuing negotiations with Tehran are underway.

US Central Command say more than 10,000 armed forces members, as well as warships and planes, are involved in blockade.

The U.S. military's maritime blockade of Iran has "completely halted" sea-based trade with the Middle Eastern country, U.S. Central Command said.

Analysts say that Iran has already moved vast quantities of its oil offshore and a full blockade would be complex to implement

A naval blockade can be carried out by surface ships at sea and planes by air.

At least four vessels tracked from Iranian ports appear to have crossed a US blockade line in the Gulf of Oman, analysis of ship-tracking data suggests.

The Islamic Revolutionary Guard Corps called on shipowners to adhere exclusively to the recommendations of the Iranian side