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Terrorism

Policy Analysis on Terrorism

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Infographic showing trends in Houthi maritime attacks, 2023-24.
Maps & Graphics
Brief Analysis
Houthi Shipping Attacks: Patterns and Expectations for 2025
Two experts offer a detailed infographic and accompanying analysis to chart attack trends over the past year and forecast what’s in store for the Red Sea and surrounding waterways.
Dec 16, 2024
◆
  • Noam Raydan
  • Farzin Nadimi
CMC head
Maps & Graphics
Brief Analysis
Iraq's Militia-Led Communications Commission Clamps Down on Press Coverage of Security Issues
The CMC's latest restrictions on press freedoms indicate that Iran-backed groups fear they could be ousted from power much like Bashar al-Assad next door.
Dec 16, 2024
◆
  • Hamdi Malik
  • Ameer al-Kaabi
◆ Militia Spotlight
Security forces the Iraqi-Syrian border, after it has been reopened for trade and travel, in Al Qaim, Iraq in 2019 - source: Reuters
Maps & Graphics
Brief Analysis
Nujaba Projects Paranoia Over Domestic Security
Nujaba's immediate allergic reaction to regime change in Syria is a bellwether of how vulnerable Coordination Framework militias feel as pro-Iran hierarchies come tumbling down.
Dec 16, 2024
◆
  • Hamdi Malik
  • Ameer al-Kaabi
◆ Militia Spotlight
HH
Maps & Graphics
Brief Analysis
Hashem al-Haidari Calls for Preemptive Actions Against U.S. Embassy
One of Iran's most trusted lieutenants in the Iraqi militia scene is loudly rattling his saber against the U.S. presence in the Middle East.
Dec 16, 2024
◆
  • Hamdi Malik
  • Michael Knights
◆ Militia Spotlight
Map showing areas of control in post-Assad Syria.
Maps & Graphics
Brief Analysis
Supporting the SDF in Post-Assad Syria
To preserve its only reliable and capable partner in the fight against the Islamic State, the United States must help the SDF deter HTS and fend off Turkey-backed militias.
Dec 13, 2024
◆
  • Ido Levy
A rebel fighter belonging to the Islamist group Hayat Tahrir al-Sham gestures while riding a vehicle near Aleppo in November 2024 - source: Reuters
Articles & Testimony
The U.S. Should Not Yet Trust Syria’s New Regime
Even as they celebrate the demise of Assad’s dictatorship, U.S. officials should take a “verify, don’t trust” approach to HTS, judging the group by its actions on the ground before considering the removal of sanctions.
Dec 13, 2024
◆
  • Matthew Levitt
Brief Analysis
Don’t Assume Iran’s Supply Lines to Hezbollah Are Cut
Tehran’s past efforts to reconstitute the group have passed through more difficult environments than post-Assad Syria, but an economical U.S.-led effort can complicate future smuggling efforts and further other counterterrorism goals in the process.
Dec 12, 2024
◆
  • Michael Knights
Articles & Testimony
The Emergence of Two Distinct Jihadist Ways of War
Comparing the offensive that toppled Assad with the Islamic State's 2014 campaign in Iraq shows how HTS has innovated its approach by mixing old and new tactics.
Dec 12, 2024
◆
  • Ido Levy
Hayat Tahrir al-Sham chief Abu Mohammed al-Jolani speaks to reporters in Damascus in December 2024 - source: Reuters
Articles & Testimony
What to Know About the Man Who Toppled Assad
Abu Mohammad al-Jolani has worked for years to rebrand himself, but has he truly broken from his extremist past?
Dec 11, 2024
◆
  • Aaron Y. Zelin
Articles & Testimony
Hezbollah Post October 7—Beaten But Still Dangerous
The group has been greatly diminished by a year of war, but the Lebanese people won’t feel the difference unless the international community pushes Beirut and the LAF to reestablish trust and authority.
Dec 10, 2024
◆
  • Hanin Ghaddar
Brief Analysis
Syria Crisis Leaves Islamic State Prisons and Detention Camps Vulnerable
Even as global attention is turned toward major transition questions in Damascus, the international community cannot lose focus on the fight against the Islamic State—an essential part of which is ensuring the security of northeastern detention facilities.
Dec 9, 2024
◆
  • Devorah Margolin
Members of the Israeli delegation at the Tripartite Conference in 2006 - source: Assaf Orion
Brief Analysis
Back to the Future in Lebanon? Ceasefire Lessons from 2006
The former head of Israel’s “tripartite” delegation reflects on the slow-rolling failures that followed the 2006 ceasefire—lessons that can help authorities overcome similar obstacles to the new agreement.
Dec 6, 2024
◆
  • Assaf Orion
Photo showing Syrian rebels outside Aleppo International Airport.
Video
Brief Analysis
The (Next) Battle for Northwest Syria: U.S. Policy Implications
The director of the Syrian Emergency Task Force joins three Washington Institute experts to discuss the stunning rebel advances in the west.
Dec 6, 2024
◆
  • Andrew J. Tabler
  • Anna Borshchevskaya
  • Aaron Y. Zelin
  • Mouaz Moustafa
Articles & Testimony
Remaining, Waiting for Expansion (Again): The Islamic State’s Operations in Iraq and Syria
Despite the group's expansion in other parts of the world, its original base in Iraq and Syria remains relevant due to the area's uncertain status quo and the looming prospect of U.S. military withdrawals.
Dec 5, 2024
◆
  • Aaron Y. Zelin
Photo showing smoke clearing from Beirut during the 2024 Hezbollah-Israel war.
Video
Brief Analysis
The Hezbollah-Israel Ceasefire and U.S. Leadership: What Comes Next
Four experts discuss the agreement’s detailed security provisions, the prospects for successful implementation, and the potential impact on other regional players.
Dec 4, 2024
◆
  • David Schenker
  • Hanin Ghaddar
  • Assaf Orion
  • Matthew Levitt
A soldier from Iraq's Counter Terrorism Service participates in a joint training exercise with U.S. colleagues - source: U.S. Department of Defense
Brief Analysis
How Washington Can Salvage Iraq’s Counter Terrorism Service
CTS is the most successful U.S. partner force in Iraq, which is why Iran-backed terrorist groups are trying to penetrate and corrupt it.
Dec 3, 2024
◆
  • Michael Knights
People queue for bread in rebel-occupied Aleppo in December 2024 - source: Reuters
Articles & Testimony
How Syria’s ‘Diversity-Friendly’ Jihadists Plan on Building a State
As the group consolidates control in newly seized Aleppo, its leader is seeking to allay fears among minorities, pro-Assad residents, and skeptical Western officials alike.
Dec 3, 2024
◆
  • Aaron Y. Zelin
A rebel fighter belonging to the Islamist group Hayat Tahrir al-Sham gestures while riding a vehicle near Aleppo in November 2024 - source: Reuters
Articles & Testimony
The Patient Efforts Behind Hayat Tahrir al-Sham’s Success in Aleppo
The former jihadist affiliate has changed tremendously in the past few years, and understanding this new reality is crucial to identifying how its current offensive might unfold.
Dec 3, 2024
◆
  • Aaron Y. Zelin
Muqawama under threat
Maps & Graphics
Brief Analysis
Iraqi Militias Downscaling Their Anti-Israel Actions
Iran-backed groups were already powering down for weeks before Israel delivered a stark warning on November 18, after which attacks dropped off almost entirely.
Nov 26, 2024
◆
  • Ameer al-Kaabi
  • Michael Knights
  • Hamdi Malik
◆ Militia Spotlight
Faces shown on Nov 6 IRI claim video of drone strike on Jordan Valley
Maps & Graphics
Brief Analysis
Militia List of U.S. “Greatest Hits” Gives Insight Into Attack Cell Structure
A poster of thirty-six militia “martyrs” provides useful data about who was killed by U.S. forces at specific times and places.
Nov 26, 2024
◆
  • Michael Knights
  • Ameer al-Kaabi
◆ Militia Spotlight

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Jeanette and Eli Reinhard Program on Counterterrorism and Intelligence

The Washington Institute's Jeanette and Eli Reinhard Program on Counterterrorism and Intelligence serves as Washington's premier center for the study of international terrorism.

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Featured experts

Matthew Levitt
Matthew Levitt
Matthew Levitt is the Fromer-Wexler Senior Fellow and director of the Reinhard Program on Counterterrorism and Intelligence at The Washington Institute.
Devorah Margolin
Devorah Margolin
Devorah Margolin is the Blumenstein-Rosenbloom Senior Fellow at The Washington Institute.
Aaron Zelin
Aaron Y. Zelin
Aaron Y. Zelin is the Gloria and Ken Levy Senior Fellow at the Washington Institute for Near East Policy where his research focuses on Sunni Arab jihadi groups in North Africa and Syria as well as the trend of foreign fighting and online jihadism.
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