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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

Republicans in Congress are defecting from Trump over Iran. Will more follow?

By Daniel DePetris and Rajan Menon

June 8, 2026

Donald Trump suffered a significant setback last week. On Wednesday, the House of Representatives passed a measure under the 1973 War Powers Resolution. […]

Op-edNATO, Alliances, Europe and Eurasia, Nuclear weapons

Trump’s European nuclear weapons plan risks backfiring

By Daniel DePetris

June 4, 2026

Op-edWestern Hemisphere

Donald Trump will have high demands for whoever wins Colombia’s presidential election

By Daniel DePetris

June 2, 2026

More from Daniel DePetris

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

Republicans in Congress are defecting from Trump over Iran. Will more follow?

By Daniel DePetris and Rajan Menon

June 8, 2026

Op-edNATO, Alliances, Europe and Eurasia, Nuclear weapons

Trump’s European nuclear weapons plan risks backfiring

By Daniel DePetris

June 4, 2026

Op-edWestern Hemisphere

Donald Trump will have high demands for whoever wins Colombia’s presidential election

By Daniel DePetris

June 2, 2026

Op-edIsrael, Middle East, US‑Israel‑Iran

Are Trump and Netanyahu heading for a showdown?

By Daniel DePetris

May 29, 2026

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

Trump wants to expand the Abraham Accords. It could sink a deal to end the Iran war.

By Daniel DePetris

May 26, 2026

Op-edWestern Hemisphere, Mexico

The Pentagon is blending the war on drugs with counterterrorism. It isn’t working.

By Daniel DePetris

May 26, 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

symposiumWestern Hemisphere

Americas first: A shift to hemispheric defense

February 10, 2026

symposiumNATO, Alliances

Antique alliance: Rethinking NATO at 75

July 2, 2024

ukraine flag
symposiumUkraine, NATO, Russia, Ukraine‑Russia

Lessons from Russia’s invasion of Ukraine

February 13, 2023

symposiumAfghanistan, Counterterrorism

Lessons from Afghanistan

September 10, 2021