From the perspective of geopolitics, this book tells the secret strategies of how the world's major powers expand their power on a global scale. From the Peloponnesian War to the current chaos in the world, the figures of great powers are looming behind various political events. Their purpose is to achieve the goal of world domination through geographic expansion, competition for resources, and balance of power. 本书从地缘政治的角度，讲述了世界各大国在全球范围内扩张势力的秘密战略。从伯罗奔尼撒战争到当下的世界乱局，大国的身影在各种政治事件的背后若隐若现，其目的就是为了通过地缘扩张、争夺资源、均衡势力，最终达到统治世界的目的。...

A collection of primary source documents that focus on leading social issues of the 19th, 20th, and 21st centuries. International in scope, each title is devoted to one topic.