<p><b>A vital text for understanding the twenty-first-century battlefield and the shifting force structure, this book prepares students to think critically about the rapidly changing world they''ll inherit.</b></p><p><i>American Defense Policy</i>, first published in 1965 under the leadership of Brent Scowcroft, has been a mainstay in courses on political science, international relations, military affairs, and American national security for more than 50 years. This updated and thoroughly revised ninth edition, which contains about 30% all-new content, considers questions of continuity and change in America''s defense policy in the face of a global climate beset by geopolitical tensions, rapid technological change, and terrorist violence.</p><p>The book is organized into three parts. Part I examines the theories and strategies that shape America''s approach to security policy. Part II dives inside the defense policy process, exploring the evolution of contemporary civil-military relatio