Brian
Katulis
Senior Fellow
Terrorism
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Guns Are Fueling the Rise in Domestic Extremist Violence Across the Country
Fact Sheet
![Mourners approach a memorial with flowers, candles, and balloons outside of a grocery store in Buffalo, New York, which was the scene of a mass shooting.]()
Guns Are Fueling the Rise in Domestic Extremist Violence Across the Country
The rise in domestic extremism across the country is being fueled by easy access to guns and dangerous right-wing propaganda.
In the Aftermath of the White Supremacist Buffalo Terror Attack, These Policies Could Help Prevent Future Hate-Fueled Crimes
Article
![A resident adds to a sidewalk chalk mural depicting the names of those killed during the Buffalo mass shooting.]()
In the Aftermath of the White Supremacist Buffalo Terror Attack, These Policies Could Help Prevent Future Hate-Fueled Crimes
It is vital that policymakers take immediate action to address the scourge of guns and hate.
Personal Reflections on the 20th Anniversary of 9/11
Article
![The sun rises behind the skyline of lower Manhattan and One World Trade Center in New York City as people walk through the Empty Sky 9/11 memorial in Jersey City, New Jersey, on April 24, 2021. (Getty/Gary Hershorn)]()
Personal Reflections on the 20th Anniversary of 9/11
Staff and fellows at the Center for American Progress share how 9/11 changed their lives.
The Lessons Learned for U.S. National Security Policy in the 20 Years Since 9/11
Article
![An American flag is left at the National September 11 Memorial, September 2017. (Getty/Drew Angerer)]()
The Lessons Learned for U.S. National Security Policy in the 20 Years Since 9/11
There were important gains coming out of America’s post-9/11 foreign policy, but some important successes came at great strategic, material, and human costs.
4 First Steps for Congress To Address White Supremacist Terrorism
Report
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4 First Steps for Congress To Address White Supremacist Terrorism
As tensions rise ahead of the upcoming election, the 116th Congress can and should act now to confront the surge in violent white supremacy across the country.
The Future of U.S.-Jordanian Counterterrorism Cooperation
Report
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The Future of U.S.-Jordanian Counterterrorism Cooperation
As the United States and Jordan enter the next phase of bilateral counterterrorism cooperation, they should work together to continue to strengthen Jordan’s security services.
A Funny Thing Happened on the Way to Guantanamo
Article
![A Guantanamo detainee closes a door at the U.S. detention facility at Guantanamo Bay, Cuba, October 2007. (AP/Brennan Linsley)]()
A Funny Thing Happened on the Way to Guantanamo
Trump’s momentary flirtation with Guantanamo only served to expose its failures and the hypocrisy of Republicans’ fight to keep it open.
Losing the War of Ideas
Report
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Losing the War of Ideas
Battlefield victories will prove short-lived without a more focused strategy to tackle terrorist ideology.
Trump Needs to Understand and Respect These 6 Basic Rules of Counterterrorism
Article
![An Iraqi soldier inspects a painting of an Islamic State flag in Mosul, Iraq, on March 1, 2017. (AP/Khalid Mohammed)]()
Trump Needs to Understand and Respect These 6 Basic Rules of Counterterrorism
President Trump is ignoring cardinal rules of effective counterterrorism to the detriment of American security and the benefit of the nation’s enemies.
After Liberation
Report
![Iraqi security forces enter the al-Julan neighborhood after defeating Islamic State militants in Fallujah, Iraq, on June 26, 2016. (Associated Press)]()
After Liberation
If the U.S. investment in military operations in Iraq is to pay lasting dividends and set the scene for long-term success in the region, it must be accompanied by stabilization efforts in areas liberated from the Islamic State.
Countering Weapons of Mass Destruction
Past Event
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Countering Weapons of Mass Destruction
The Role of the U.S.-Japan Alliance
Anti-Muslim Sentiment Is a Serious Threat to American Security
Report
![A Muslim woman holds up a peace flag in Milan, Italy, during a protest against violence on November 21, 2015. (AP/Luca Bruno)]()
Anti-Muslim Sentiment Is a Serious Threat to American Security
ISIS is following a clear and determined strategy to provoke an anti-Muslim backlash and ignite a clash of civilizations.