The study examined China's conduct of its most important overseas propaganda activities in the United States during World War II. The findings showed that the main characteristics of China's propaganda in the United States in the war years included, (a) official propaganda in the United States was operated by the Chinese News Service and its branch offices in several cities; (b) unofficial propaganda involved work by both Americans and Chinese, among them, missionaries, newspapermen, and businessmen who tried to help China for different reasons; (c) both China lobby and Red China lobby, changed people's image about China, either the Nationalists or the Communists; and (d) propaganda toward the overseas Chinese in the United States was to collect donations and stir up patriotism.