Iran’s government has said it will “defend itself and respond like never before” after US President Donald Trump threatened to attack the country if it doesn’t do a deal on its nuclear program. One way Tehran could retaliate would be to block or effectively close the Strait of Hormuz to shipping.

The Strait of Hormuz, the narrow mouth of the Persian Gulf, again has become a focus of tensions as Iran prepares to launch a military drill that could see fire into a lane crucial for global shipping. Iran has warned ships that it will conduct a live fire ...

Iran tensions push oil up 11% and threaten the Strait of Hormuz (20% of global supply). Click for this overview of the sector and factors influencing oil prices.

Tehran conducts live-fire drills near Strait of Hormuz as US-Iran tensions rise, putting the world’s key oil chokepoint in focus.

Mohammad Akbarzadeh, an Islamic Revolutionary Guard Corps commander, said in a Fars News Agency report that Iran has “complete control” over the strait, a bottleneck for oil exports from the Middle East Gulf.

Iran's worst unrest in years has prompted sharp U.S. warnings to Tehran against killing protesters or restarting its nuclear program.

If war breaks out, there will be no retreat, not even by a millimeter, and Iran will move forward,’ IRGC commander says - Anadolu Ajansı

Naval forces of Iran’s Islamic Revolutionary Guard Corps surrounded and forced the Panama-flagged oil tanker Niovi to change course in the Strait of Hormuz, one of the world’s most strategic energy routes.