On this episode of Reaganism, Reagan Institute Director Roger Zakheim is joined by Dr. Zack Cooper, who is a Senior Fellow at the American Enterprise Institute. They discuss Dr. Cooper’s book, Tides of Fortune, which explores the rise and decline of great militaries, focusing on China's military buildup and its implications for U.S. defense strategy. The discussion covers the historical context of military power, the dynamics of rising and declining powers, and the need for the U.S. to reassess its military investments in light of China's advancements. Dr. Cooper emphasizes the importance of a balanced military mix and the role of technology in modern warfare, advocating for a strategic shift in U.S. defense policy to address emerging threats effectively.