It comes shortly after Vice President JD Vance accused Iran of failing to address core U.S. demands during nuclear talks in Geneva, Switzerland.

Iran’s theocracy has faced down protests and U.S. threats in the past, and the crackdown showed the iron grip it holds over the country. This week, authorities organized pro-government rallies with hundreds of thousands of people to mark the anniversary of the 1979 Islamic Revolution.

Iran rejects U.S. demands to negotiate ballistic missile program as tensions escalate across Middle East despite ongoing diplomatic talks in Oman.

The massive US military buildup in the Middle East, including warships, fighter jets, and refueling aircraft, lays the foundation for a potentially sustained campaign against Iran -- should President Donald Trump give the order.

Iranian officials promptly attributed the smoke to reeds catching fire along the adjacent riverbank, ruling out any building explosion. The Parand Fire Department reported that firefighters were on the scene tackling the flames,

Iran and the U.S. traded threats and warnings even as negotiators sat down to discuss a deal to avert a war, but Tehran says "we now have a clearer path ahead."

Satellite images show that Iran has been reinforcing key military and nuclear facilities, including sites struck by the US and Israel last year, as possible war looms between Tehran and Washington. The hurried work has begun at several bases across Iran,