

School of War
The Free Press
In School of War, CBS News National Security Analyst and Free Press columnist Aaron MacLean sits down with secretaries of state, top military historians, war planners, and key political decision-makers to help understand the lessons of war.
Tune in as School of War takes you to the front lines.
Aaron MacLean is a senior fellow at Hudson Institute. He has worked as a foreign policy advisor and legislative director to Sen. Tom Cotton of Arkansas and spent seven years in the U.S. Marine Corps.
Visit our Substack for episode transcripts
Follow along on Instagram
Tune in as School of War takes you to the front lines.
Aaron MacLean is a senior fellow at Hudson Institute. He has worked as a foreign policy advisor and legislative director to Sen. Tom Cotton of Arkansas and spent seven years in the U.S. Marine Corps.
Visit our Substack for episode transcripts
Follow along on Instagram
Episodes
Mentioned books

11 snips
Mar 11, 2025 • 36min
Ep 183: Tom Cotton on China
Tom Cotton, a U.S. Senator from Arkansas and author of "Seven Things You Can't Say About China," shares insights from his military service and political career. He discusses the CCP’s global ambitions and highlights bipartisan concerns over China's influence on human rights and security. Cotton analyzes China's early COVID-19 response and its potential economic stagnation, which could lead to increased aggression towards Taiwan. He also delves into the challenges posed by geopolitical threats from Russia and Iran, emphasizing the importance of a strong U.S. defense.

22 snips
Mar 4, 2025 • 48min
Ep 182: Sean McMeekin on Communism
Sean McMeekin, a Professor of European History at Bard College and author, dives into the intriguing relationship between communism and warfare. He discusses Lenin's strategic vision during the Russian Revolution and how his tactics shaped future foreign policies. The conversation explores the CCP's complex alliances during the Chinese Civil War, Stalin's dual role in the Cold War, and the evolution of Chinese communism from Mao to Xi Jinping. Prepare for a compelling journey through the ideological underpinnings that have influenced global conflicts.

43 snips
Feb 28, 2025 • 46min
Ep 181: Michael Cook on the Islamic Conquests
Michael Cook, a Princeton University professor and author of "A History of the Muslim World," delves into the explosive Arab expansion of the 7th century. He discusses the socio-political landscape before Islam, highlighting tribal dynamics and self-defense strategies. Cook also examines how Muhammad unified a fragmented society and the emergence of a distinct Arab identity. Additionally, he explores the internal conflicts after Muhammad's death, revealing how these historic power struggles influence modern politics and warfare.

74 snips
Feb 25, 2025 • 54min
Ep 180: Stephen Kotkin on Endgames in Ukraine
Stephen Kotkin, a Kleinheinz Senior Fellow at the Hoover Institution and author on Russia, dives into the intricate dynamics of the Ukraine conflict. He argues both sides have incurred significant losses and discusses the urgent need for a new path to peace. Kotkin examines the pressures on Putin and the strategic complexities affecting U.S. foreign policy. He also highlights the roles of NATO and European allies in shaping geopolitical responses, emphasizing the growing need for coherent strategies in a shifting landscape.

48 snips
Feb 21, 2025 • 54min
Ep 179: Phillips O’Brien on Grand Strategy in WW2
Phillips O’Brien, Chair of Strategic Studies at the University of St. Andrews, delves into the intricacies of strategic decision-making in World War II. He discusses how individual leadership styles influenced wartime strategies, highlighting FDR's navalist approach and Churchill's adaptability. O’Brien challenges the 'Germany First' doctrine and examines Stalin's underestimations of Hitler. The impact of personal agency in shaping military outcomes and the flawed decisions of leaders like Hitler are also explored, revealing the human element in grand strategy.

14 snips
Feb 18, 2025 • 53min
Ep 178: Mark Montgomery on Cyber War
Mark Montgomery, a retired U.S. Navy rear admiral and senior director at the Center on Cyber and Technology Innovation, discusses America's readiness for cyber warfare. He elaborates on how the U.S. is a 'target-rich environment' and the significant risks posed by Chinese cyber operations like Salt and Volt Typhoon. Montgomery highlights vulnerabilities in critical infrastructure and the urgent need for resilience and clear doctrines in responding to cyber threats. He also emphasizes the evolving dynamics of warfare and the critical importance of adaptive leadership in this new landscape.

36 snips
Feb 14, 2025 • 52min
Ep 177: Christopher Kolakowski on Simon Bolivar Buckner Jr.
Christopher Kolakowski, director of the Wisconsin Veterans Museum and military history expert, shares insights into the life of Simon Bolivar Buckner Jr., the highest-ranking U.S. officer killed in WWII. He highlights Buckner's overlooked legacy, his transformative command during the Okinawa campaign, and the logistical complexities of the 10th Army. The discussion also touches on the unique military strategies in Alaska and the crucial decisions made by leaders like Buckner that shaped the Pacific Theater, culminating in a poignant reflection on the human cost of war.

43 snips
Feb 11, 2025 • 52min
Ep 176: David Betz on Modern Fortification
David Betz, a Professor of War in the Modern World at King’s College London, specializes in military strategy. He delves into the surprising relevance of fortification in today's warfare, revealing how ancient strategies still influence modern conflicts. Betz shares insights on the intersection of urban landscapes and military planning, illustrating this with the ongoing situations in Ukraine and Israel. He discusses the balance between security and aesthetics, questioning how economic factors shape contemporary defensive tactics.

11 snips
Feb 7, 2025 • 38min
Ep 175: Mick Ryan on War & Fiction
Mick Ryan, a retired Major General in the Australian Army and author of 'War Transformed,' talks about the intersection of war and fiction. He explores the influence of military-themed narratives, like Tom Clancy's, in shaping public perceptions of conflict. Ryan highlights the importance of deterrence in the Pacific, the complexities of modern warfare in places like Ukraine and Israel, and the vital role fiction plays in understanding soldier experiences and geopolitical realities. His insights bridge the gap between military strategy and civilian awareness.

38 snips
Feb 4, 2025 • 38min
Ep 174: Hal Brands on the Long Struggle for Eurasia
Hal Brands, a distinguished global affairs professor and author of The Eurasian Century, dives deep into the complexities of geopolitics. He explores the strategic significance of Eurasia and the historical rivalries between land and sea power theories. The conversation touches on the rise of authoritarianism, the burdens of defense, and the ongoing struggle for power in the region. Brands also analyzes the implications of China’s nuclear aspirations and compares them with historical context to understand current dynamics.


