From four aspects, changes in natural conditions, social self-adaptation, ethnic interactions within the region, and impact of foreign civilizations, the book explores influence of various related factors on the development and changes of Chinese history. Each chapter focuses on a small topic or covers all. At the end, include "e;thinking"e; and "e;extended reading"e; to guide readers to make further reflections.This book is unique in perspective, concise and deep, and is a practical and general reading material for the history and humanities. It is suitable for readers, especially those concerned with general education.