The United States and Iran have begun a third round of nuclear talks, entering what experts describe as a more difficult ...

Russian President Vladimir Putin has declared a three-day ceasefire in Ukraine from May 8-11 and called on Kyiv to do the same, the Kremlin said Monday.

US President Donald Trump said he is “not happy” after Russia launched its deadliest wave of attacks on Kyiv in nine months, ...

A second round of nuclear talks between the United States and Iran concluded on Saturday, with both sides indicating progress. Delegations from both countries met in Rome for negotiations ...

This story has been updated with additional developments. CNN’s Leila Gharagozlou, Alex Marquardt, Kevin Liptak and Abbas Al Lawati contributed reporting.

National security adviser Mike Waltz is expected to depart from the Trump administration in the coming days, two sources ...

Zachary Young, the U.S. Navy veteran who was awarded $5 million after a jury found that CNN had defamed him, is suing the Associated Press.