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TERRORISMWhat We’ve Learnt About Lone-Actor Terrorism Over the Years Could Help Us Prevent Future Attacks
Politically motivated attacks, carried out by lone individuals lacking direct affiliation with any terrorist group, have become more common in Europe during the last few decades. Lone-actor attacks are difficult to prevent precisely because they are not a systemic threat in the way that coordinated, group-based terrorism can be. Its danger lies in isolated bursts of violence rather than in sustained campaigns. But there are patterns worth following that could help prevent future incidents.
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EXTREMISMContinued Post-Oct. 7 Spike in Antisemitism: 84% Increase in Incidents on Campus; 21% Increase in Physical Assaults
The massive spike in antisemitic incidents following the Oct. 7 massacre in Israel continued in 2024, with totals again exceeding any other annual tally in the past 46 years. This is the fourth year in a row that antisemitic incidents increased and broke the previous all-time high.
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EXTREMISMPatriots’ Day: How Far-Right Groups Hijack History and Patriotic Symbols to Advance Their Cause, According to an Expert on Extremism
Extremist groups have attempted to change the meaning of freedom and liberty embedded in Patriots’ Day — a commemoration of the battles of Lexington and Concord – to serve their far-right rhetoric, recruitment, and radicalization. Understanding how patriotic symbols can be exploited offers important insights into how historical narratives may be manipulated, potentially leading to harmful consequences in American society.
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DOMESTIC TERRORISMWhite Supremacist Terrorgram Network Allegedly Inspired Teen Accused of Killing Parents and Plotting Trump Assassination
Court documents reveal that Nikita Casap’s alleged manifesto calling for Trump’s assassination cited multiple Terrorgram publications and urged people to read the writings of a network member who murdered two people outside an LGTBQ+ bar in 2022.
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NEW SYRIAThe New Syrian Government’s Fight Against the Islamic State, Hezbollah, and Captagon
Hayat Tahrir al-Sham’s background as a former branch of ISIS and al-Qa`ida has raised concerns about its trustworthiness regarding the interests of the U.S. and its allies. But the group’s record is reassuring: The largest threats to outside countries in Syria remain the Islamic State, remnant Hezbollah networks, and the criminal captagon trade. When Hayat Tahrir al-Sham was controlling territory in northwest Syria for seven years prior to the fall of the regime, it actually took those challenges on, and has continued to do so since it took over most of Syria on 8 December 2024.
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TERRORISMISIS in 2025: The Resurging Threat
The threat posed by the Islamic State of Iraq and Syria (ISIS) continues to grow as the Global Terrorism Index (GTI) 2025 has reported that the terror conglomerate has expanded its operations now to 22 countries.
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TERRORISMThe Trump Administration Says Tren de Aragua Is a Terrorist Group – but It’s Really a Transnational Criminal Organization. Here’s Why the Label Matters.
The U.S. declared the Venezuelan gang Tren de Aragua, as well as some Mexican drug cartels, as foreign terrorist organizations. But classifying Tren de Aragua as a foreign terrorist organization has sparked debate among observers: Tren de Aragua is primarily a profit-driven group, not an ideological one –placing the organization more firmly in the transnational organized crime category rather than a political terrorist group.
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TERRORISMU.K. Counter Terrorism Officers Call on Parents to Be Aware
Counter Terrorism officers from the Met Police are urging parents across London to be aware of the signs that might indicate that their child could be vulnerable to radicalization or being drawn into dangerous forms of violent extremism.
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TERRORISMA “Goofy” DJ’s Secret Life at the Center of an Online Terrorism Network
To friends, Matthew Allison was a likeable part of Boise, Idaho’s electronic music scene. But behind his computer screen, authorities say, he helped lead the Terrorgram Collective, an online network that inspired white supremacist violence.
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EXTREMISMWhite Supremacist Propaganda Focused on Jews and Immigrants in 2024
The majority of white supremacist propaganda distributed in 2024 included antisemitic or anti-immigrant language and themes. Some leaned into both narratives –blaming Jews for the existence of America’s non-white immigrant and refugee populations.
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BIOLOGICAL WEAPONSForging the Biological Weapon Convention: A Brief History of the Creation of the BWC
The Biological Weapons Convention (BWC) stands as a monument to international ambition: the first multilateral treaty to comprehensively ban an entire category of weapons of mass destruction (WMD). The treaty’s origins are deeply rooted in the horrors of 20th-century warfare, advancements in biotechnology, and the geopolitical tensions of the Cold War.
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RED SEA SIEGEThe Siege of the Red Sea
With the degradation of Hamas and Hezbollah, the Houthis stand out as one of Iran’s proxies that continues to pose a serious threat to U.S. interests in the region. But with Iran on its back foot and Trump’s determination to bring the full capabilities of the U.S. military to bear against the Houthis, the group’s days running roughshod in the Red Sea may be numbered.
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TERRORISMIslamic State Is Evolving, but Has the World Taken Its Eyes Off the Ball?
US-backed forces declared in 2019 that the Islamic State (IS) group had been destroyed. But as the past few years have shown, that only marked the end of its quasi-state that controlled territory in Iraq and Syria — not the threat it continues to present.
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TERRORISMKilling Grants That Have Saved Lives: Trump’s Cuts Signal End to Government Work on Terrorism Prevention
Tens of millions of dollars slated for violence prevention have been cut or are frozen as DOGE steamrolls the national security sector. “This is the government getting out of the terrorism business,” said one grant recipient.
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BIORISKSThe Far-Reaching Impacts of Agricultural Biorisk Research
There is a deep interconnection between agricultural biorisks and human health. It is critical that this perspective is brought to the forefront of policy and research discussions so that agricultural biorisks are prioritized as a threat to national security and receive the necessary research funding: .A summary of the USDA ARS 8th International Biosafety & Biocontainment Symposium.
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The long view
VIOLENT ATTACKSSouthport Attacks: Why the U.K. Needs a Unified Approach to All Violent Attacks on the Public
The conviction of Axel Rudakubana for the murder of three young girls in Southport has prompted many questions about how the UK handles violence without a clear ideological motive. This case has also shown up the confusion in this area, and made clear the need for a basic reframing of how we understand murderous violence against the public today.
DISINFORMATIONMis- and Disinformation Trends and Tactics to Watch in 2025
Predicting how extremists may weaponize false narratives requires an understanding of the strategies that allow them to spread most effectively.
MASS ATTACKSEvidence-Based Solutions to Protect Against Mass Attacks
Mass attacks like the New Year’s Day incident in New Orleans stir public emotion and have tragic consequences. While the investigations into this case will take time, we know from our work that there are things law enforcement and the public can do to mitigate and perhaps stop mass casualty events.