A century-old law aimed at cracking down on disloyal wartime activities is in the spotlight after Trump admin's use of Signal ...

Atlantic publishes attack plan details after Trump, top officials deny classified information was shared in group chat ...

Former members of the defense and intelligence communities wonder who’s in charge of policy and operations — and if they’re ...

The National Security Council said the message thread "appears to be authentic" and the administration is "reviewing how an ...

Here's how the incident played out earlier this month, based on reporting from The Atlantic and from the wire service Reuters ...

"At this time, the message thread that was reported appears to be authentic, and we are reviewing how an inadvertent number ...

Read a line-by-line analysis of the war plans shared over a Signal group chat, with additional reporting and context from CNN ...

Democratic lawmakers swiftly blasted the misstep saying it was a breach of U.S. national security and a violation of law that ...

The Atlantic published a new article detailing purported information about recent American strikes in Yemen it says was ...

The Trump administration's snowballing 'Signalgate' scandal has helped refocus public attention onto one of the nation's ...

Several of President Donald Trump’s top national security officials, at times with assistance from a top Senate Republican, ...

U.S. officials seek to curb the militants’ attacks on ships in the Red Sea, but the group was not deterred by strikes in the ...