Gibraltar releases Iranian supertanker that U.S. sought to seize

The move potentially eases tensions between London and Tehran, which still holds a British-flagged vessel.

Navy downed Iranian drone in Strait of Hormuz, Trump says

The disclosure comes hours after Iran's Islamic Revolutionary Guard Corps said it was responsible for seizing a tanker that was reported missing over the weekend in the strait.

Tensions rise as Iran speeds up enrichment; U.S. sending troops

After Tehran says it will surpass the uranium-stockpile limit in the next 10 days, the Pentagon says it will send 1,000 more troops to the Middle East.

U.S. says Iran removed unexploded mine from oil tanker

The military releases a video it says shows Iran's Revolutionary Guard removing an unexploded limpet mine from one of the two oil tankers attacked Thursday near the Strait of Hormuz.

Trump approves sending more forces to the Middle East amid tensions with Iran

The decision to send the additional forces to U.S. Central Command, which oversees military operations across the Middle East, was made late Thursday.

Iran announces it will stop complying with parts of landmark nuclear deal

The move appeared certain to aggravate tensions with the United States.

Who are the Revolutionary Guards?

The Revolutionary Guard is Iran's most powerful security and military institution and holds sway over key economic and political affairs.

U.S. declares Iran’s guard force a ‘terrorist organization’

President Trump says the U.S. has designated Iran's Revolutionary Guard a 'foreign terrorist organization' as part of an effort to increase international pressure on the country.

New data show how Iran tried to manipulate public opinion on Twitter

Iraq's new government confronts Iran and corruption