Daniel DePetris - Defense Priorities

Grand strategy, Counterterrorism, and Western Hemisphere

Daniel DePetris

Fellow

Daniel DePetris is a fellow at Defense Priorities.

DePetris is also a syndicated foreign affairs columnist at Chicago Tribune, a foreign affairs writer for Newsweek, and a writer for The Spectator. He also contributes to Beltway Confidential at the Washington Examiner.

Op-edUS‑Israel‑Iran, Iran, Middle East

Will Iran become a two-front war?

By Daniel DePetris

September 15, 2026

When U.S. Treasury Secretary Scott Bessent announced a new economic pressure campaign on Iran last month, the goal was simple: […]

Op-edMexico, Western Hemisphere

Meanwhile, Mexico: Tensions still simmer south of the border

By Daniel DePetris

September 12, 2026

Op-edMexico, Western Hemisphere

The Trump administration is claiming success in drug strikes. Not so fast.

By Daniel DePetris

September 8, 2026

Daniel DePetris Past Events

virtualAsia

What’s Next for U.S. Foreign Policy in 2026? Asia Edition

January 14, 2026

virtualWestern Hemisphere

What’s next for U.S. foreign policy in 2026? Western Hemisphere Edition

January 14, 2026

virtualVenezuela, Western Hemisphere

Perils of regime change in Venezuela and beyond

October 28, 2025

virtualWestern Hemisphere, Air power, Military analysis

A new war next door? The case against U.S. military strikes in Mexico

July 17, 2025

virtualGreat power competition, Balance of power, China, Grand strategy, Middle East

U.S.-China competition and the value of Middle East influence

June 10, 2025

virtualMiddle East, Basing and force posture, Diplomacy, Houthis, Iran, Iraq, Israel, Israel‑Hamas, Military analysis, Syria

Trump in the Middle East: Impacts, implications, and alternatives

May 16, 2025

Daniel DePetris Featured Symposia

All Programs

All Regions

All Policy Topics

symposiumWestern Hemisphere

Americas first: A shift to hemispheric defense

February 10, 2026

symposiumNATO, Alliances

Antique alliance: Rethinking NATO at 75

July 2, 2024

symposiumUkraine, NATO, Russia, Ukraine‑Russia

Lessons from Russia’s invasion of Ukraine

February 13, 2023

symposiumAfghanistan, Counterterrorism

Lessons from Afghanistan

September 10, 2021

Will Iran become a two-front war?

Meanwhile, Mexico: Tensions still simmer south of the border

The Trump administration is claiming success in drug strikes. Not so fast.

Will Iran become a two-front war?

Meanwhile, Mexico: Tensions still simmer south of the border

The Trump administration is claiming success in drug strikes. Not so fast.

U.S. gets Venezuela’s oil. Venezuelans don’t get democracy.

At 6 months, there is no clear winner in the Iran war

How Trump’s war with Iran is putting the rest of his foreign policy at risk

Daniel DePetris Past Events

What’s Next for U.S. Foreign Policy in 2026? Asia Edition

What’s next for U.S. foreign policy in 2026? Western Hemisphere Edition

Perils of regime change in Venezuela and beyond

A new war next door? The case against U.S. military strikes in Mexico

U.S.-China competition and the value of Middle East influence

Trump in the Middle East: Impacts, implications, and alternatives

Americas first: A shift to hemispheric defense

Antique alliance: Rethinking NATO at 75

Lessons from Russia’s invasion of Ukraine

Lessons from Afghanistan

Expert updates and analysis to enhance your understanding of vital U.S. national security issues

More from Daniel DePetris

Daniel DePetris Past Events

Daniel DePetris Featured Symposia

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