With rich historical data and clear exposition, the book describes the love and hatred between Sun Yat-sen and the United States of America in late Qing Dynasty, fully demonstrates Sun Yat-sens country founding philosophy and difficulties and setbacks he suffered, displays different attitudes of various figures at that time toward the countrys direction, as well as the complicated situation. This book is an important reference for study of Sino-US relation in late Qing Dynasty, and of great value for Sun Yat-sen study. It has reference value for researchers and learners for Sino-US relations, the social and political situation in late Qing Dynasty, the national revolution and Sun Yat-sen, as well as for common readers who love history and culture.