All Policy Analysis by Matthew Levitt

The State Department is upping the pressure on Tehran and the Brotherhood's violent progeny in Gaza and Egypt.

As British officials consider how to designate Hezbollah's supposed 'wings,' they should take the group's own words to heart.

With Iran's help, militant cells are poised to add unmanned vehicles, anti-armor weapons, and other potent capabilities to their existing IED and combat skill set.

Many officials fear that a full ban on the group could jeopardize British relations with Beirut and undermine Lebanon's stability, but the facts show otherwise.

U.S. officials are taking action against the pro-Iranian militant group using new clues from old investigations in Latin America.

Even as it hands over political power, the group seems committed to a militant model that could bring Gaza closer to the next wave of violence.

Four veteran practitioners discuss opportunities and risks associated with the Trump administration's shift in terminology, and policy, on countering extremism.

To prevent violent extremism, programs must cover all ideologies and address the full spectrum of prevention, intervention, disengagement, and rehabilitation.

The Trump administration's focus on border security and 'terrorism prevention' is not well suited to countering homegrown attacks like the one New York just suffered.

One designation in particular by the Terrorist Financing Targeting Center suggests a foundation for better ties between Qatar and the GCC countries with which it has feuded.

Although counter-terrorist financing efforts are no panacea, recent calls for discontinuing them tend to overlook the crucial role they play in America's wider national security strategy.

The liberation of Mosul and Raqqa does not mean that the terrorist threat to the West will decrease, so addressing the HVE challenge for law enforcement and intelligence officials should be a top priority.

As foreign terrorist fighters return home, Western officials must prioritize international information-sharing and cooperation at critical border crossings.

A former Treasury Department official dissects the specific tools the U.S. government should -- and should not -- use to prevent radicalized individuals from launching destructive solo attacks.

Watch an international panel of experts discuss the alarming increase in so-called lone wolf terrorism.