Terrorism

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.

One year after the signing of the nuclear deal with Iran, how has the agreement changed the Iranian economy, Tehran's foreign policy, and Russia's role in the Middle East? Watch video briefings by Washington Institute experts.

Thus far, the Obama administration has not fulfilled its pledge to deter and confront external threats to Gulf partners following the nuclear deal.

On June 7, Russian president Vladimir Putin signed controversial anti-terrorism legislation known in Russia as the "Yarovaya law," named after its leading co-author, prominent member of Putin's United Russia party Irina Yarovaya. The law is reminiscent of Soviet-era surveillance. It will also likely contribute to crippling the Russian economy. According