A bombshell report that top national security officials for President Donald Trump discussed war plans in a private group ...

U.S. President Donald Trump nominated a top U.S. military officer in South Korea as a senior military assistant to the secretary of defense, the Pentagon said Tuesday.

Allies of the United States see a group chat about attack plans by top U.S. officials that accidentally included a journalist as a jaw-dropping security breach.

Defense Secretary Pete Hegseth announced Tuesday that U.S. Army Lt. Gen. Christopher LaNeve has been tapped to serve as his ...

David French: I’m a columnist at The New York Times, and I’m a former JAG officer, an Army lawyer. Earlier this week, we ...

Democrats on the Senate Intelligence Committee grilled Trump intelligence officials during a hearing Tuesday about worldwide ...

The messaging app was created by a one-time anarchist to help activists, journalists, and others communicate beyond the ...

As top Trump cabinet members sent texts in a Signal group chat, CBS News analysis shows one of them, Steve Witkoff, was in ...

Whether on purpose or inadvertent, disclosures of classified or sensitive information can cost troops their careers.

A South Carolina state senator and current Air Force Reservist is "mortified" after reports that Trump administration ...

It is indicative of this broader, cavalier, almost nihilist attitude the administration has,” Tufts political science ...

A Pentagon-wide advisory that went out one week ago warns against using the Signal, the messaging app, even for unclassified information.