Terrorism & Violent Extremism

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

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2,215 Articles
Taliban personnel shout slogans as they celebrate the fourth anniversary of their takeover of Afghanistan near the Kabul Polytechnic University in Kabul on August 15, 2025. (Photo by WAKIL KOHSAR/AFP via Getty Images)

The Experience of Time and Tyranny Under the Taliban in Afghanistan

The clock may seem to tick at the same rate for everyone, but its rhythm is felt differently under the weight of the Taliban's draconian rule.
IMAGES (left to right): Natural disaster and its consequences (via Getty Images); In this picture taken on September 28, 2022, an internally displaced flood-affected family sits outside their tent at a makeshift tent camp in Jamshoro district of Sindh province (Photo by Rizwan Tabassum/AFP via Getty Images; Trees smolder and burn during the Dixie fire near Greenville, California on August 3, 2021. – Numerous fires are raging through the state’s northern forests, as climate change makes wildfire season longer, hotter and more devastating. (Photo by JOSH EDELSON/AFP via Getty Images)

Just Security’s Climate Archive

A catalog of articles analyzing the diplomatic, political, legal, security, and humanitarian consequences of the international climate crisis.
Afghan women walk along a stone-laden street on the outskirts of Kabul on July 22, 2025. (Photo by WAKIL KOHSAR/AFP via Getty Images)

What the Erosion of the International System Means for Afghanistan

The ongoing struggle of Afghanistan’s exiled democratic movement is a vital bulwark against a rising tide of authoritarianism and extremism.
People install obituaries for people killed in a terrorist attack

Regular ISIL-Threat Review at U.N. Shows U.S., Russia, China, and European Interests and Competition on Counterterrorism

An upcoming UNSC review is a good chance for States to reflect on what is needed in implementing the Council's counterterrorism work.
Demonstrators take part in a protest in front of the European Commission representation in Warsaw demanding more restrictive sanctions against Russia and arms supplies for Ukraine on January 8, 2024. (Photo by WOJTEK RADWANSKI/AFP via Getty Images)

It’s Time to Designate The Base as an FTO

With increasing violent extremism and waning DOJ interest in curbing far-right extremism, a failure to address the threats posed by The Base could prove fatal.
Syrian President Ahmed al-Sharaa speaks during a joint press conference with French President after a meeting at the Elysee Palace in Paris, on May 7, 2025. (Photo by STEPHANIE LECOCQ/POOL/AFP via Getty Images)

Understanding the Trump Administration’s Delisting of Hay’at Tahrir al-Sham

On July 8, the Department of State removed Hay’at Tahrir al-Sham (HTS), also known as Jabhat al-Nusrah, from the Foreign Terrorist Organization (FTO) list. In a press release…
The Just Security Podcast

The Just Security Podcast: What Just Happened, The Budget Bill and the Future of DHS and ICE

Host David Aaron is joined by Steve Cash to discuss institutional constraints on the FBI and law enforcement agencies compared to DHS.
Taliban security personnel keep watch after the Eid al-Adha prayers at a checkpoint in Kabul on June 7, 2025. (Photo by WAKIL KOHSAR/AFP via Getty Images)

The Taliban’s Slow Dismantling of Afghan Media

The slow death of Afghan media is a tragedy not just for the many brave Afghan journalists, but for the country as a whole.
The logo of the Federal Bureau of Investigation (FBI) is seen at the Los Angeles Federal Building after a news conference to provide an update on the investigation into a May 18, 2025, bombing at a fertility clinic in Palm Springs, California, on June 4, 2025, in Los Angeles. Daniel Park, 32 from Washington state, was arrested by the FBI at John F. Kennedy International Airport on June 3, 2025, as he was arriving. He is a suspect in the investigation into the May 18, 2025, bombing at a fertility clinic in Palm Springs, California. (Photo by PATRICK T. FALLON/AFP via Getty Images)

Setting the Record Straight on Nihilistic Violence

Confusion over “nihilistic violence” risks mislabeling attacks, hindering efforts to prevent mass violence by non-ideological subcultures.
A member of the Iraqi forces walks past a mural bearing the logo of the Islamic State (IS) group in a tunnel that was reportedly used as a training centre by the jihadists, on March 1, 2017, in the village of Albu Sayf, on the southern outskirts of Mosul. (Photo by AHMAD AL-RUBAYE/AFP via Getty Images)

Ideology Matters: An Analysis of Sentencing in Terrorism and Extremism Cases

Ideology affects U.S. terrorism prosecutions: ISIS-linked defendants tend to get longer sentences than those tied to other extremist groups or ideologies.
A general view shows the UN High-level Conference of Heads of Counter-Terrorism Agencies of Member States at UN Headquarters on June 19, 2023 in New York. (Photo by YUKI IWAMURA/AFP via Getty Images)

Time for Rightsizing: Change is Coming to the UN Counterterrorism System

The UN80 reform process, done well, offers a chance to streamline sprawling -- and too often harmful -- structures to focus on the U.N.’s core purpose.
A man pays respects at a makeshift memorial for DFL State Rep. Melissa Hortman and her husband Mark Hortman at the Minnesota State Capitol building on June 16, 2025 in St. Paul, Minnesota. Law enforcement agencies captured a suspect in the killing of DFL State Rep. Melissa Hortman and her husband, Mark Hortman, who were shot at their home on June 14th. DFL State Sen. John Hoffman and his wife were also shot and hospitalized in a separate incident. Minnesota Gov. Tim Walz said during a press conference that the shooting "appears to be a politically motivated assassination." (Photo by Steven Garcia/Getty Images)

After the Minnesota Attacks: How Communities Can Respond to the Climate of Hostility Facing Public Officials

Left unchecked, this climate of hostility will continue to pose a significant danger to community safety and the health of America’s democracy.
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