Gen. Timothy Haugh Ousted as Head of NSA and Cyber Command

No reason was given for the removal of Gen. Timothy D. Haugh, but the far-right activist Laura Loomer had called for his ouster in a meeting with President Trump, an official said.

The Signal Leak Has Little Precedent

The military takes extraordinary measures to keep combat operations secret, cutting off outside communications for service members before launching an attack.

Trump Administration Deflects Blame for Leak at Every Turn

President Trump and other officials have given shifting, varied, implausible and sometimes conflicting explanations for how highly sensitive military information was shared in a group chat.

Intelligence Officials Face a Fresh Round of Questions About Signal Leak

Democrats on a House committee appeared in lock step as they confronted one of the most notable blunders of the Trump administration.

Federal Judge Blocks Trump’s Push to Shut Down Radio Free Europe

The judge’s temporary restraining order will allow the federally funded broadcaster to stay open at least until March 28.

Intelligence officials acknowledge the sensitivity of the military strike information.

Under questioning from senators, the C.I.A. chief and the director of national intelligence pointed to the defense secretary to determine what was appropriate to share.

Were the Kennedy Files a Bust? Not So Fast, Historians Say.

The thousands of documents posted online this week disappointed assassination buffs. But historians are finding many newly revealed secrets.