ISIS

In Mosul, now the epicenter of the offensive against ISIS, an anonymous blogger has been providing details about life under the caliphate.

October 27, 2016

If the Fallujah offensive is any guide, the use of Shiite militias to expel ISIS from Iraq’s second-largest city could be disastrous.

October 19, 2016

The Iraqi offensive, following ISIS’s loss of control over Dabiq, in Syria, led U.S. officials to predict that ISIS is finally being broken.

October 17, 2016

As Iraqi forces prepare to take on ISIS, aid workers say they’re ill-equipped for the human tide that’s expected to stream out of the city.

September 23, 2016

Adnani, the chief propagandist and strategist of ISIS, was killed on Tuesday. He was one of the organization’s most viscerally and publicly aggressive leaders.

August 30, 2016

The F.B.I. played an active part in helping a mentally ill panhandler compose and execute a plot.

June 10, 2016

Andrea DiCenzo’s photographs of the injured give a rare, unromanticized view of the vulnerability and pain that war inflicts.

May 3, 2016

The U.S. is coaching Iraq’s rival religious sects and ethnic factions to join forces for the biggest offensive yet in the war against the Islamic State.

March 29, 2016

The Arab Spring has given Tunisians the freedom to act on their unhappiness.

Thousands of Europeans have left for the jihadi battlefields of Syria and Iraq, but what consequences await them when they return to the E.U.?

September 3, 2015

Families whose children were held captive in Syria felt that U.S. officials had abandoned them. So they secretly joined forces.

Analysts have generally ignored the huge amount of verse produced by the Islamic State, as if they were a colorful but ultimately distracting by-product of jihad. But this is a mistake.

Why are so many teen-agers in Belgium joining ISIS?

Syed Farook had harbored carnage fantasies for years. He already had the weapons. Now he had a willing partner.

To retake the city from ISIS, rival groups need to form an alliance. Can they?

Four stories from a city forever changed by a series of deadly ISIS attacks.

A study of insurgencies offers lessons in the aftermath of Paris.

Are the suburbs of Paris incubators of terrorism?

The White House wants the Kurds to help save Iraq from ISIS. The Kurds may be more interested in breaking away.

Armed movements driven by an ideology are expansionist as well as eliminationist. There is always a new enemy to defeat, a new threat to the dream of purifying the world.