Latest Analysis: War with Iran

Amid the ongoing conflict between the U.S. and Iran, CSIS experts examine the military, diplomatic, and geopolitical implications of a conflict that continues to reshape the Middle East and beyond.

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Geopolitical Implications of the War with Iran

Experts from the CSIS Geopolitics and Foreign Policy Department analyze how the war with Iran is reshaping geopolitics across Africa, Asia, Australia and the Pacific, Europe, and the Middle East

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Is the United States on a Wartime Footing?

How the U.S. Can Stop Iran From Rearming

A New Phase in the Iran War?

Rebuilding the U.S. Missile Inventory

Iran’s Regional Ambitions

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Experts

Seth G. Jones

Seth G. Jones

President, Defense and Security Department; Harold Brown Chair
Daniel Byman

Daniel Byman

Director, Warfare, Irregular Threats, and Terrorism Program
Emily Harding

Emily Harding

Vice President, Defense and Security Department; Director, Intelligence, National Security, and Technology Program
Benjamin Jensen

Benjamin Jensen

Director, Futures Lab and Senior Fellow, Defense and Security Department
Jon Alterman

Jon B. Alterman

Zbigniew Brzezinski Chair in Global Security and Geostrategy
Will Todman

Will Todman

Chief of Staff, Geopolitics and Foreign Policy Department; and Senior Fellow, Middle East Program
Williams

Heather Williams

Director, Project on Nuclear Issues and Senior Fellow, Defense and Security Department
Joseph Rodgers

Joseph Rodgers

Deputy Director and Fellow, Project on Nuclear Issues

All Latest Analysis: War with Iran Content

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Who's Paying for the Iran War? | The High Top

Who is paying the price for the U.S.-Iran war? Jon Alterman and Joseph Majkut examine the global energy crisis, rising costs in Asia, China’s role in stabilizing oil markets, and what the war means for Gulf security and U.S. influence.

Event — August 25, 2026

Mapping Iranian Cyberattacks on U.S. Water Systems

Recent Iranian cyberattacks on U.S. water systems were months in the making. These charts combine press reporting and CSIS expert analysis to provide a clearer picture of the attacks and their impact on the U.S. water sector.

Commentary by CSIS Scholars — August 18, 2026

How Tehran’s Use of Cyber Operations in the U.S.-Iran Conflict Has Evolved

Iran’s cyber apparatus has firmly regeared in direct support and alignment with Iran’s war effort against the United States, Israel, and regional rivals, and is using cyber operations to shape the operating environment in a way that is favorable to its interests.

Commentary by Nikita Shah — August 6, 2026

The Localization Prescription

This installment of Charting the Middle East examines efforts to reduce reliance on imported pharmaceuticals, as the Iran war heightens the risk for certain medicine shortages.

Newsletter by Kira Nygren — August 6, 2026

The Battle for Hormuz Will Reshape the Global LNG Market

The future of the Strait of Hormuz will determine Qatar’s LNG fortunes. As long as Washington and Tehran compete over the waterway, disruptions will persist. Qatar could emerge as either the biggest winner—or the biggest loser—of the Iran conflict.

Report by Leslie Palti-Guzman — August 5, 2026