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Irregular Warfare: U.S. Army’s IW Doctrine

Army University Press

This short film joins the Army’s ongoing effort to refresh Irregular Warfare doctrine, spotlighting the core principles that still work and proposing smart updates for today’s fight. Even as Great-Power competition dominates strategy, it underscores why mastering irregular tactics remains vital for countering peer nation-state adversaries.

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The Future of Irregular Warfare

Center for Strategic & International Studies (CSIS)

Assistant Secretary of Defense for Special Operations and Low-Intensity Conflict joins CSIS’s Defense and Security Department President to explore how irregular warfare and the SOF enterprise are evolving. Their discussion spotlights shifting priorities and emerging technologies poised to reshape special-operations missions.

DOCUMENTS AND ARTICLES

WITT program focuses on the activities and capabilities of countries like China, Russia, and Iran as well as the threat and evolution of paramilitary groups and terrorist networks

ISW’s Terrorist Networks Project delivers concise, expert analysis that maps and tracks global extremist organizations, giving you actionable insight into evolving threats.

Research focused on identifying and analyzing the complex challenges of conflict, violent extremism and terrorism.

RAND Corporation is a global policy think tank that provides research and analysis to inform policymakers on crucial issues, including international security and homeland security.

Complete Archive

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Explore the complete archive of Irregular Threat products and articles created by T2COM G2, Partners, and Other Contributors.

How China Fights Against a U.S. Army Brigade Combat Team

By Kevin O'Connell | 02/02/2026 | Comments Off on How China Fights Against a U.S. Army Brigade Combat Team

In a potential large-scale combat operation (LSCO) between the United States and China, a U.S. Army brigade combat team (BCT)…

Russia’s Combined Arms Army Attack on a Fortified Enemy Threat Template

By Kevin O'Connell | 01/30/2026 | Comments Off on Russia’s Combined Arms Army Attack on a Fortified Enemy Threat Template

This template describes a combined arms army in an attack on a fortified enemy as part of a front, military…

T2COM G-2 Brief to the Department of War Explosives Conference

By Kevin O'Connell | 01/29/2026 | Comments Off on T2COM G-2 Brief to the Department of War Explosives Conference

This T2COM G-2 presentation was briefed at the Department of War Explosives Conference.

Russia’s Combined Arms Army in a Positional Defense Threat Template

By Kevin O'Connell | 01/28/2026 | Comments Off on Russia’s Combined Arms Army in a Positional Defense Threat Template

This template outlines Russia’s combined arms army in a positional defense as part of a front, military district, or joint…

OE Watch Issue 1 2026

By Kevin O'Connell | 01/14/2026 | Comments Off on OE Watch Issue 1 2026

Articles in this release include: China  Russia Assists China’s Military in Potential Taiwan Invasion  China Expands Economic Influence in Nicaragua …

PLA Rocket Force Vital to China’s Way of War

By Kevin O'Connell | 01/13/2026 | Comments Off on PLA Rocket Force Vital to China’s Way of War

PLA Rocket Force: China’s Arsenal, from Taiwan to Global Reach  China’s People’s Liberation Army Rocket Force (PLARF) is a critical…

War in Ukraine Sociocultural Running Estimate 22 – Internal Challenges for Post-War Ukraine

By Kevin O'Connell | 01/07/2026 | Comments Off on War in Ukraine Sociocultural Running Estimate 22 – Internal Challenges for Post-War Ukraine

In This Running Estimate… • Domestic support for Putin remains high, and support for Russia’s so-called “special military operation (SMO)”…

December 2025 Operational Environment Running Estimate Narrative

By David Anderson | 01/07/2026 | Comments Off on December 2025 Operational Environment Running Estimate Narrative

This narrative documents the OE insights gleaned from the T2COM G-2’s FY26 Program of Analysis—documented from open sources over the…

DATE Ariana Update

By Kevin O'Connell | 01/02/2026 | Comments Off on DATE Ariana Update

The Transformation and Training Command (T2COM) G-2 periodically updates the operational environment of DATE countries to reflect real-world conditions. This…

OE Watch Issue 9 2025

By Kevin O'Connell | 12/30/2025 | Comments Off on OE Watch Issue 9 2025

Articles in this release include: China China’s 82nd Group Army Brigade Enhances Red-Blue Training To Improve Combat Readiness Chinese Victory…