All Policy Analysis by Matthew Levitt

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.

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.

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.

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.

Although there were good reasons for delaying the ballistic missile sanctions against Iran, dropping charges against individuals linked to terror sponsorship only exacerbates doubts about the administration's commitment to enforcement.

The recent reorganization of U.S. government efforts to counter violent extremism is a good step in terms of aligning people and objectives, but the serious money required to get an initiative like this off the ground has yet to materialize.