Trump previously said his administration expected to hear back from Tehran on Friday night. Follow for live updates.

Experts say Trump's blockade is squeezing Iran so hard the regime may be dumping excess crude into the Persian Gulf as storage capacity runs out.

Until now, Vladimir Putin’s government is thought to have provided intelligence that enabled Iran to target American forces in the Middle East. This is the first evidence that it may also have offered to supply innovative weapons in large enough numbers to inflict many casualties on American and allied forces,

US intelligence assesses that Iran’s new supreme leader is playing a critical role in shaping war strategy alongside senior Iranian officials, according to multiple sources familiar with the intelligence.

WASHINGTON — The U.S. military blockade of Iran’s ports will eventually deprive Tehran of crucial oil revenue, but the regime could likely withstand the pressure for months without a major economic crisis or lasting damage to its oil fields,

Experts have long warned wars are easier to start than end. This is a hard truth the Trump administration seems to be finding out in Iran.

China orders firms to defy U.S. sanctions on Iranian oil in what analysts call an unprecedented escalation of Beijing's resistance to Washington.

Tensions between the US and Iran continue to rise as both countries push contradictory narratives amid Strait of Hormuz crisis.