Tensions between the U.S. and Iran spiked after Iranian Gen. Qasem Soleimani was assassinated by a U.S. airstrike.

Now the gloves are off between Iran, the United States and Israel, and each side will be trying to land a knockout blow.

The U.S. and Iran have a long history of tensions, including a CIA-led campaign to topple Iran’s prime minister in 1953 and the taking of American hostages in 1979.

TEHRAN — Iran's supreme leader called the accidental downing of a Ukrainian airliner a "bitter" tragedy on Friday but said it should not overshadow the "sacrifice" of a top commander killed in a US ...

The death toll from nationwide protests in Iran spiked Tuesday to at least 2,000 people killed, activists said, as Iranians ...

Years of escalating conflict between Iran, Israel and the U.S. culminated in the strike that killed Iran’s Supreme Leader. Here’s how the region reached this turning point — and what may come next.