How are current U.S. ideas of a traditional military based on the Cold War? Do we need to change our focus? How and why?

Please read the attached book and answer listed below in an essay format. Please do not quote any of them, nor verbatim.  For each response, please write a minimum of 550 words per question. No outside material (e.g. Internet sources or Wikipedia).

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How are current U.S. ideas of a traditional military based on the Cold War?  Do we need to change our focus?  How and why? Be specific.