There was some good news—as well as some troubling details— in the Sept. 17 hearing on "Worldwide Threats to the Homeland."

The pandemic has slowed global travel significantly. But a few determined individuals show that the terrorism threat posed by American foreign fighters remains strong.

What are the international law obligations for the SDF and its allies to maintain conditions in prisons housing alleged Islamic State fighters?

The Department of Justice announced on Aug. 13 that U.S. counterterrorism authorities dismantled a series of sophisticated online fundraising campaigns run by three separate U.S.-designated terrorist org...

I interviewed foreign Islamic State women to hear their opinions on a host of issues.

Addressing the threat will require working together with international partners and social media companies.

What’s in the decision ruling that Canada’s intelligence service failed to disclose that information in national security warrant applications was likely illegally obtained?

The U.S. legal framework for foreign terrorism should be adapted to the domestic context.

Accused Islamic State members in Iraq face trials with minimal due process guardrails. A survey I conducted among various stakeholders indicates that the Iraqi system isn't working.

How have state and federal prosecutors have addressed the ever-growing threat of white supremacist violence?

A new report recommends that European courts should charge alleged Islamic State fighters with “core international crimes,” such as crimes against humanity or war crimes.

Canada brings terrorist activity charges for a murder at an erotic massage parlor, Trudeau loses a U.N. Security Council bid and other Canadian national security news.