Trump warns Iran in State of the Union: "I will never allow the world's number one sponsor of terror to have a nuclear weapon" while signaling diplomacy.

WASHINGTON, Feb 25 (Reuters) - The U.S. ⁠Treasury ⁠Department on Wednesday imposed sanctions ⁠on more than 30 individuals, entities and "shadow fleet" vessels it ​said enabled Iran's illicit petroleum sales, ballistic missiles and weapons production.

Iran's negotiating delegation has left Tehran for a third ​round of nuclear talks with the U.S., ​state media reported on Wednesday, even as other Iranian officials slammed comments made by President Donald Trump during his state of the union address.

Rubio and CIA chief to brief Congress on Iran tensions just hours before Trump's State of the Union address as nuclear talks resume Thursday morning.

The Treasury Department's Office of Foreign Assets Control announced sanctions Wednesday on more than 30 entities that work with Iran.

WASHINGTON — Although weakened and facing a domestic crisis, Iran’s regime still has substantial firepower that could inflict damage on American interests and allies in the region, disrupt the global economy and trigger a protracted conflict in response to a U.

New report reveals Iran's Supreme Leader Ali Khamenei operates a "state within a state" through a hidden 4,000-person apparatus controlling the military and the economy.

The administration already burned through significant stockpiles of air defense missiles in operations against Iran and its proxy groups.