This paper examined the description of the history of own country in U.S. school history textbooks. At first, the conflicts over U.S. history textbooks was examined. It is pointed out through this examination that there were many conflicts through the history of American history textbook and that these conflicts were the fights toward national identity of the United States. In this meaning, national identity is always on the developing process. Neverthlesss, there was a master narrative in American school history textbooks. It was that U.S. history was the story of freedom and progress of that country. After this examination, this paper examined the structure of history lesson in both elementary and secondary school classroom. At last, how should the history of one's own country be narrated was argued.