Terrorism

Two years into Operation Inherent Resolve, where does the U.S. campaign to "degrade and ultimately destroy" the Islamic State stand?

Even after the group is defeated in Iraq and Syria, it will maintain the intellectual arsenal it has constructed for its supporters, so the U.S. should prepare for the next stage of the fight accordingly.

While Hezbollah's next war with Israel seems inevitable in the long term, recent events and rhetoric suggest that the group and its Iranian patron will focus on targeting Saudi interests in the meantime.

So-called dirty bombs would probably not produce large numbers of casualties but could yield big headlines, impose heavy costs, and terrorize more effectively than is possible with conventional explosive devices.

Cyber is emerging as Iran's weapon of choice for dealing with domestic opponents and foreign adversaries. Accordingly, Washington needs to better understand the dynamics governing cyber deterrence and escalation vis-à-vis the Islamic Republic. In this Research Note, military expert Michael Eisenstadt explains why Tehran has come to rely increasingly on

At a time when examples of Islamist terrorism and intimidation appear with numbing frequency, efforts to recognize the extraordinary heroism of many ordinary Muslims are more important than ever.

Erdogan may appear victorious today, but he cannot hold onto power in the long run if the country's internal security falls prey to rampant domestic extremism.

Just how "Islamic" is the Islamic State? Watch video or read a summary of two scholars discussing how the self-declared "caliphate" uses religious doctrine and potent publishing activities to justify its actions.

The agreement's currently proposed terms have far less chance of stemming the international terrorist threat, helping the Syrian people, or turning the cessation of hostilities into a viable ceasefire.