President Trump’s “massive armada” of warships and fighter planes near Iran mirrors the military buildup of assets in the Caribbean as the president weighs greenlighting strikes against the Islamic Republic.

For nearly half a century, Iran has prepared for a war with the United States. Unable to match America’s military power, Tehran has instead focused on ways to impose heavy costs that could shake the Middle East and the global economy.

From regime change to retaliation, the BBC's Frank Gardner outlines possible outcomes of US strikes on Iran.

Two Iranian-backed militias in the Mideast are signaling their willingness to launch new attacks, likely trying to back Iran, as officials acknowledged the arrival of a U.S. aircraft carrier to the region Monday.

When Donald Trump dispatched what he described as a “massive armada” of warships to Middle Eastern waters this week, panic must have bore deep into the Beit-e Rahbari compound in central Tehran – home of Ali Khamenei,

The U.S. military fired back at Iran-backed militants who injured several troops in Iraq early Tuesday morning local time, according to U.S. officials. The militants launched a ballistic missile attack from a truck against U.S. forces at al-Asad Airbase in ...

The force was in the spotlight on Thursday as the European Union moved to declare it a terrorist organization over its part in the bloody crackdown on nationwide protests in Iran earlier this month.

Even the shifting justifications could be resolved with diplomacy

The Iranian regime is brutal, fanatical and corrupt. It has just committed the mass murder of its own citizens in the city streets and in their own homes. But the

Iran’s supreme leader, Ayatollah Ali Khamenei, has upped the stakes in the face of US President Donald Trump’s threats of attack.

Militarily weakened but far from powerless, Iran retains tools that could widen a conflict and rattle global markets if Washington escalates.