The development of post-war politics in correspondence to the world political situation is analyzed in this article. Here, politics is classified into three domains, political science, political ideology and political philosphy. Due to the complexity of politics itself, there have been many debates among these three domains for a long time, which gives approach to the study of general education on politics in Taiwan. The tendency of ideologized knowledge and the retrospection of the depth and breadth of the general education course on politics in Taiwan is included in this article.