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Grand strategy, Burden sharing, Foreign and defense policy, International security, and Ukraine-Russia

Christopher McCallion

Fellow

Christopher McCallion is a fellow at Defense Priorities.

McCallion focuses on issues in grand strategy, IR theory, U.S. foreign policy, and technological competition. His work has appeared in POLITICO, Newsweek, The National Interest, and CNN among others. He was formerly an adjunct lecturer in political science at Hunter College, City University of New York, and holds an MSc in Theory and History of International Relations from the London School of Economics and Political Science.

op-edUkraine‑Russia, Europe and Eurasia, Russia, Ukraine

Will Trump’s Zelensky spat undermine the realist cause?

By Christopher McCallion

February 20, 2025

The Trump administration has made a startling turn in the past few weeks on its foreign policy, particularly on Russia, […]

op-edUkraine‑Russia, Alliances, Burden sharing, Europe and Eurasia, NATO, Russia, Ukraine

Armed Neutrality for Ukraine Is NATO’s Least Poor Option

By Christopher McCallion and Jennifer Kavanagh

February 18, 2025

op-edMiddle East, Iran, Israel, Israel‑Hamas

Trump’s Gaza plan will undermine Israel-Saudi ties

By Christopher McCallion

February 4, 2025

More from Christopher McCallion

op-edUkraine‑Russia, Europe and Eurasia, Russia, Ukraine

Will Trump’s Zelensky spat undermine the realist cause?

By Christopher McCallion

February 20, 2025

op-edUkraine‑Russia, Alliances, Burden sharing, Europe and Eurasia, NATO, Russia, Ukraine

Armed Neutrality for Ukraine Is NATO’s Least Poor Option

By Christopher McCallion and Jennifer Kavanagh

February 18, 2025

op-edMiddle East, Iran, Israel, Israel‑Hamas

Trump’s Gaza plan will undermine Israel-Saudi ties

By Christopher McCallion

February 4, 2025

op-edGrand strategy, Afghanistan, China, Israel‑Hamas, Middle East, Taiwan, Ukraine‑Russia

Biden’s final foreign policy speech: an exercise in self-promotion

By Christopher McCallion

January 13, 2025

op-edUkraine, Europe and Eurasia, NATO, Russia, Ukraine‑Russia

Zelensky maintains Nato dream in Lex Fridman interview

By Christopher McCallion

January 6, 2025

op-edUkraine‑Russia, Europe and Eurasia, Russia, Ukraine

Western escalation with Russia will bring little reward

By Christopher McCallion and Benjamin Friedman

November 23, 2024

Christopher McCallion Past Virtual Events

virtualNATO, Alliances, Europe and Eurasia, Russia, Ukraine, Ukraine‑Russia

Past Virtual Event: A ‘bridge’ to NATO or false hope for Ukraine?

July 12, 2024
virtualNATO, Europe and Eurasia, Russia, Ukraine

Past Virtual Event: Reexamining the U.S. role in European security

May 3, 2024
virtualAsia, China, Grand strategy, Taiwan

Past Virtual Event: Are semiconductors a reason to defend Taiwan?

November 17, 2022

Christopher McCallion Featured Symposia

ukraine flag
symposiumUkraine, Russia

Lessons from Russia’s invasion of Ukraine

February 13, 2023

symposiumAfghanistan

Lessons from Afghanistan

September 10, 2021

symposium

DoD budget cuts

symposiumNATO, Alliances

Antique alliance: Rethinking NATO at 75

July 2, 2024

symposiumGrand strategy

Realistic recommendations for Trump II