All Policy Analysis by Matthew Levitt

Given the group's ever-lengthening criminal rap sheet around the world, designating it as a TCO has become an open-and-shut case.

Until Iran stops engaging in illicit behaviors such as terrorist financing, banks are likely to see prohibitive reputational, regulatory, and other risks to doing business there.

For many at-risk Muslims in Europe, the Islamic State provided the opportunity to be a part of building something exciting, and local authorities are now dealing with the consequences of this recruitment wave.

While Washington and its coalition partners have begun to roll back some of the Islamic State's territorial gains, what more can be done to defeat the group and, until then, protect civilians?

Current and former officials from the United States and Europe examine next steps for counterterrorism efforts after the Brussels attacks.

Police and prevention officers in the Islamist hotbed of Molenbeek are eager to step up their counterradicalization efforts, but they are running short on resources and time.

Small-scale attacks by homegrown radicals are out, complex plots to maximize carnage are in, and the long-term domestic threat to Europe is stark.

Because the Islamic State and other terrorist adversaries have become increasingly disciplined and well-coordinated, Western governments need to be even more so to prevent further attacks.

In-depth testimony on the group's ongoing criminal, terrorist, and military activity in the region and beyond, including the implications of a potential cash influx from Iran as international sanctions are relaxed.

Whatever the outcome of the State Department's latest deliberations, protecting civilians through safe zones or other initiatives must have a more prominent place in the coalition's strategy.

The decision, which has been coming for some time, is a function of increased Hizbullah activities in the Gulf states and growing tensions with Iran.

Can the Islamic State be beaten in the banks as well as on the battlefield? Watch three Institute experts discuss government and private-sector efforts to cut off its funding.

Regional regulators must take steps, as the Iraqi Central Bank has done, to wall off their financial systems from unlicensed or loosely regulated money remitters vulnerable to exploitation by the Islamic State.

Hassan Nasrallah has challenged Western governments to produce evidence of the group's illegal activities, and the Treasury Department appears to be doing just that via new sanctions.