How did the Vietnam War change the way we think of ourselves as a people and a nation? Christian G. Appy now examines the relationship between the war's realities and myths and its impact on our national identity, conscience, pride, shame, popular culture, and postwar foreign policy. How did the Vietnam War change the way we think of ourselves as a people and a nation? Christian G. Appy now examines the relationship between the war's realities and myths and its impact on our national identity, conscience, pride, shame, popular culture, and postwar foreign policy.