Terrorism & Violent Extremism

Just Security provides expert legal and policy analysis of terrorism, counterterrorism, and domestic and international violent extremism.

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2,225 Articles
Flowers and tributes cover the ground by the botanical gardens on March 19, 2019 in Christchurch, New Zealand in response to the mass shootings on two Christchurch mosques on Friday, March 15, 2019.

Sizing Up Facebook’s New Disclosures About the Christchurch Shooting

Facebook's disclosure of new information about how it handled video of Christchurch shooting prompts four lines of analysis.
People wait in line at Gatwick Airport on May 28, 2014 in London, England where Border Force check the passports of passengers.

New U.K. Border Security Law: A Frightening Response to the Skripal Poisoning

The British Home Office has quietly gone about making it easier to detain and interrogate travelers at its borders without "reasonable suspicion," and with little public notice.
A cricket supporter holds a sign reading "Terrorism has no religion real Muslims aren't terrorists!", after the mass shooting that occurred in New Zealand, during the 2nd elimination PSL Twenty20 match between Peshawar Zalmi and Islamabad United in Karachi on March 15, 2019.

New Zealand Attacks: A Wake-Up Call to Counter Far-Right Extremist Violence

With the attacks over the last year—including those in Charleston, Pittsburgh, Toronto, and now New Zealand, among many others—it’s time to collectively and unequivocally…
Delegates attend a regional conference on countering violent extremism on June 25, 2015 in the Kenyan capital, Nairobi.

Why Violent Extremism Still Spreads

Since 2001, the international community has spent enormous intellectual and political capital debating and negotiating the definition of violent extremism to design effective strategies…
The Arleigh Burke-class destroyer USS John S. McCain (DDG 56), the Philippine navy frigate BRP Gregaorio del Pilar (PF-15) and the Philippine navy frigate BRP Ramon Alcaraz (PF-16) steam in formation during Cooperation Afloat Readiness and Training (CARAT) Philippines 2014.

The US-Philippines Defense Treaty and the Pompeo Doctrine on South China Sea

A major statement by Sec. Mike Pompeo on U.S. coming to the military defense of the Philippines against China. A legal expert explains the implications.
Renu Begum, eldest sister of Shamima Begum, 15, holds her sister's photo as she is interviewed by the media at New Scotland Yard.

Citizenship-Stripping and ISIS Members: The Recent UK Experience

A framework for understanding when governmental action violates the law against rendering someone stateless. The case of Shamima Begum.

I Helped Write the Exec Order on Public Reporting of Lethal Operations. Here’s What Trump Has Undone.

"Multiple press accounts have cited some of the key problems with the rescission, the backlash from transparency advocates, and why, unsurprisingly, the Trump administration has…
The logos of the U.S. Department of Homeland Security are seen on computer terminals in a training room of the Cyber Crimes Center of the U.S. Immigration and Customs Enforcement October 13, 2009 in Fairfax, Virginia.

Homeland Security’s Intelligence Overreach: Two Cases Illustrate Risks to Civil Society

The Department of Homeland Security is deploying its intelligence apparatus against activists, journalists, and human rights lawyers, with no guard rails against abuse in place.…

Trump’s Revocation of Reporting on Lethal Strikes: All Eyes on Congress, Now

On Wednesday, President Donald Trump issued an Executive Order revoking a section of President Barack Obama’s Executive Order on civilian casualties that required annual reporting…
Flags outside the EU Parliament

EU ‘Terrorist Content’ Proposal Sets Dire Example for Free Speech Online

Countries around the world are seeking to exert more control over content on the internet – and, by extension, their citizens. Europe, unfortunately, is providing them with a…
Media gathers around France's minister for Immigration Eric Besson as he speaks with a US Customs and Border Protection (CBP) agent on September 2, 2010 during the launching of the US Immigration Advisory Program (IAP) at Roissy Charles De Gaulle airport, near Paris.

Counterterrorism and Homeland Security Are Not the Same Thing

Counterterrorism and homeland security are not the same thing. It is not surprising though that the two get intertwined and conflated. The Department of Homeland Security (DHS)…
Nawaf, a 22-year-old Bahraini suspected of collaboration for the Islamic State Group (IS) and currently detained by the Kurdish People's Protection Units (YPG), gives an interview at a house near a police station in Rumaylan (Rmeilan) in Syria's northeastern Hasakeh province on February 13, 2018.

Shifted Burdens: The U.S. as Detainer of Last Resort

The United States should resist become a detainer of last resort when states refuse to repatriate their nationals being detained in Syria.
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