以美國的門戶開放政策為研究對象的著作和文章,過去在國內和國外都已經有過。英美資產階級學者有關门戶開放政策的論著是站在壟斷資本的立場上,歪曲和捏造歷史,掩蓋其侵略實質,企圖為美帝國主義的向外擴張政策作辯護。解放后,我國史學界已有一些著作和文章(如胡繩的帝國主義與中國政治和劉大年的美國侵華史)揭露了門 The books and articles that studied the open door policy in the United States have been used both in China and abroad. The treatises by the Anglo-American bourgeois scholars on the open door policy are based on monopoly capital, distorting and fabricating history, covering up the essence of their aggression and trying to defend the outward expansion policy of the U.S. imperialists. After the liberation, some books and articles (such as Hu Sheng’s imperialism, Chinese politics and Liu Dainian’s history of the invasion of China by the Chinese historians) expose the door