Trump has repeatedly criticized Europe's defense spending and previously threatened to leave NATO if allies didn't pay more.

The Senate voted Friday to confirm Stephen Feinberg, a billionaire investor, as the deputy secretary of defense, instilling ...

The attack came as a Ukrainian delegation was set to meet with America’s top diplomat in Saudi Arabia about ending the ...

Elon Musk met with the leader of the National Security Agency and U.S. Cyber Command to make sure they are "aligned" with the ...

Defense Secretary Pete Hegseth declared early Wednesday that the US is “prepared” to go to war with China, hours after alarming threats from Beijing in response to President Trump’s stiff ...

Elon Musk, who is leading the Trump administration's effort to cut and streamline the federal government's workforce, visited ...

U.S. and Ukrainian officials met in Jeddah, Saudi Arabia, for major talks on Tuesday with the goal of charting a course ...