While he protests against the Vietnam War he reveals the hegemonic discourse in cultural conflicts and new cowboy concepts in expanding the West to Asia and even the whole world.

之前许多评论强调该书的反战主题，但在重读这一越战小说经典时不难看出，该小说所揭示的霸权意识和文化渗透，以及将西部概念扩大到亚洲乃至全球的策略同样值得人们深思。

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Later,he wrote some of the best known songs of the civil rights and anti-Vietnam War protests of the sixties.

VOA: special.2011.06.27

The United States had conscription during the Vietnam war era, which fueled massive antiwar protests,but today has an all-volunteer armed force.

VOA: standard.2009.09.09