Former U.S. National Security Advisor John Bolton says America risks getting caught in endless negotiations with Iran as Washington and Tehran meet in Oman.

U.S. President Donald Trump does not understand how tariffs work, former U.S. National Security Advisor John Bolton says.

A top advisor to Defense Secretary Pete Hegseth, Dan Caldwell, was escorted out of the Pentagon on Tuesday and placed on ...

Dan Caldwell, a key adviser to Defense Secretary Pete Hegseth, was reportedly placed on administrative leave after the ...

Dan Caldwell has been placed on administrative leave due to what an official described as "an unauthorized disclosure." ...

Defense officials say Dan Caldwell, a senior adviser to Defense Secretary Pete Hegseth, has been placed on administrative ...

Troubling links tie tech money to both Greenland and Trump, who has repeatedly threatened to take over the island ...

Dan Caldwell, a senior adviser to US Defense Secretary Pete Hegseth, was escorted out of the Pentagon on Tuesday and placed ...

Dan Caldwell, a senior adviser to Pete Hegseth, has been placed on administrative leave as part of a leak investigation, a U.S. official told ABC News on Tuesday.

The Trump administration has expanded the power of adviser Elon Musk’s government-cutting team over the State Department.