Republican Senator Lindsey Graham has declared that the U.S. campaign in Iran will "obliterate their nuclear program," which the Trump administration claimed to have already done last year.

President Trump launched military strikes on Iran after several rounds of talks over the country's nuclear program and uranium stockpiles. Here's what to know about the nuclear program.

Sen. Roger Marshall (R-Kan.) on Tuesday said he “was wrong” about past comments he made suggesting that it would take Iran years before it could restart its nuclear program, prior to the initial ...

Perspective: The high-stakes options President Trump faces to end Iran's nuclear program as risk of escalation looms.

We have traded transparency for destruction, verification for guesswork, and diplomacy for a widening conflict whose outcome is less certain everyday ...

Eight months after Kansas congressmen claimed Iran's nuclear program was "obliterated," President Donald Trump has again attacked Iran.

For decades, Iran’s nuclear ambitions have been at the center of tensions with the US and its allies, raising concerns that ...

Just days before the U.S. strikes on Iran, Tehran was hinting a nuclear deal with Washington was a possibility.

President Donald Trump’s strikes on Iran were decisive. His reasons for launching the war and definition of victory have been ...

In the latest turn, Trump spelled out what he called the Islamic Republic’s “sinister nuclear ambitions” Tuesday night.

Iran accuses Trump of lying in his State of the Union about the country's nuclear ambitions, as the next round of bilateral ...

“Curious to know why we do not capitulate? Because we are IRANIAN,” Iranian Foreign Minister Abbas Araghchi wrote after US envoy Steve Witkoff said President Donald Trump was wondering why Tehran hadn ...