In this Fresh Air interview, Phil Klay, a Marine Corps veteran and author, shares his thoughts on how a Trump presidency could affect the military and U.S. foreign policy. He raises concerns about the potential for Trump to politicize the military, his unpredictable deployment of troops for domestic issues, and his isolationist approach. Klay highlights the military's possible resistance to orders they find unwise or morally questionable, citing the withdrawal from Syria as an example. He also delves into the moral complexities of war, his evolving beliefs, and the significance of critical patriotism, stressing the need for accountability and transparency in military operations.