综观美国独立战争以来的战略演变,可以划分为三个不同的时代,即冷战前时代、冷战时代和冷战后时代。“冷战前”的170多年中,美国的战略理论,除了马汉的“海权论”之外,几平没有独创的东西,基本上沿袭欧洲传统的军事理论,战略思想主要是由大陆扩张发展到海外扩张,变化缓慢。但在第二次世界大战结束以后的50多年冷战及冷战后时代,随着科技的飞跃发展和国际政治的变迁,美 Looking at the strategic evolution since the American Revolutionary War can be divided into three different periods: the pre-Cold War era, the Cold War era and the post-Cold-war era. For more than 170 years before the “cold-war”, the United States’ strategic theories, apart from Mahan’s “sea power theory,” did not create anything original and basically followed the traditional military theories of Europe. The strategic thinking was mainly brought about by the expansion and development of the mainland To expand overseas, change slowly. However, in the more than 50 years after the end of the Second World War and in the post-Cold-War era, with the rapid development of science and technology and changes in international politics, the United States