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.

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