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 Guardian’s diplomatic editor, Patrick Wintour.

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

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'

U.S. President Donald Trump announced the blockade after weekend peace talks in Islamabad between the U.S. and Iran failed to reach a deal.

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…

Baghdad Today reported that Iran had anticipated a US blockade of its ports and therefore moved dozens of oil-laden tankers out to sea in advance

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…

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

Tanker traffic through the Strait or Hormuz has plunged during the war, triggering the largest oil supply disruption in history.

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.