Six kinds of Korean Modern History’ Authorized Textbook have the fixed places in which the contents of Christianity were described. The Comparison between the tables of them shows the similarity of the large units, th meddle units, and the little units of six textbooks. According, first of all it must be examined that the places of Christianity in textbooks is fitting. The places of Christianity in textbooks were decided according to the editing principles of textbooks and the historical view. All textbooks have the nationalistic historical viewpoint and the immanent development historical viewpoint. Some textbooks have the left-oriented historical viewpoint plus these common features. When the textbooks were written with the nationalistic historical viewpoint and the immanent development historical viewpoint, the modernization and the armed independence movement as the most urgent of modern history tasks have the most important places. So the written contents of korean modern history were comprised with those. Now the debating problem is the cognition about the causes of the modernization. The nationalistic historical viewpoint and the internal development historical viewpoint have the viewpoint that the modernization was progressed by the internal development, but interrupted by the Japan. After that, the national independence was achieved by the armed independence movement and the modernization was progressed. But the Christianity contributes very much the modernizing process of Korea in the modern history. Therefore in the future, the some important roles of Christianity in the korean modernization process must be known and the Christianity should be recognized as the core of modernization. The upright historical viewpoint for the description of modern history has to be established for the recognition of the roles of christianity in the modernizing process. The new historical viewpoint should be comprised with the internal factors and the external factors.