A U.S.-backed militia that kills children may be America’s exit strategy from its longest war.

Inside Trump’s battles with U.S. intelligence agencies.

A profile of Erik Prince, then the CEO of America’s largest and most controversial mercenary force, Blackwater, who happened to be a C.I.A. agent.

For more than 50 years, world governments have trusted a single Swiss code-making machine company to keep the communications of their spies, soldiers, and diplomats secret. It turns out that company was run by the CIA.

How digital detectives unraveled the mystery of Olympic Destroyer—and why the next big attack will be even harder to crack.

How killing by remote control has changed the way we fight.

How the CIA used a fake science fiction film to sneak six Americans out of revolutionary Iran. The declassified story that became Ben Affleck’s Argo.

A two-part series on America’s role in the Syrian civil war.

Last week, as America’s top national security experts convened in Aspen, a strangely inquisitive Uber driver showed up, too.

To the KGB and back.

Did a school for spies get conned by a fake spook who molested students?

"There is a real danger here that this maneuver can harshly backfire, to the great benefit of Trump and to the great detriment of those who want to oppose him."

A ragtag band of pirate-Jihadists grab Americans from a diving resort in the Phillipines and lead them on an odyssey through the jungles of an archipelago with the competing interests of the Phillipines’ Navy and Army, the U.S. Military, and the C.I.A. thwarting their rescue.

The story of William Morgan: American, wanderer, Cuban revolutionary.

A conversation with the former head of the NSA.

The stories of women who “are operating at unprecedented levels on every floor of CIA headquarters and throughout its far-flung global outposts.”

Oliver Stone wanted a hit—and the chance to put America’s most iconic dissident onscreen. The subject wanted veto power. The Russian lawyer wanted someone to option the novel he’d written. The American lawyer just wanted the whole insane project to go away. Somehow a film got made.

The writer investigates her late husband Ted Streshinsky, whose photographs documented the 1960s, and J. Edgar Hoover’s attempts to label him a Soviet spy.

Jason Matthews worked at the CIA for more than 30 years. Then he started writing spy novels.

Wayne Simmons was ideal conservative commentator. A former C.I.A. operative, he ate lunch with Donald Rumsfeld, took trips to Guantánamo aboard Air Force Two, and pumped the party line on Fox News. There was only one problem: Simmons had never been in the C.I.A.

On applying to work as an undercover agent.

The life of Adolf Tolkachev, Soviet dissident and CIA spy.

The government says Matt DeHart is an online child predator. DeHart—and his parents—say he’s being framed over his knowledge of CIA secrets.

Stolen time with the writer as he neared the end.