China is taking aggressive and provocative actions against the independent country of Taiwan, which could lead to a major war in the region. The United Nations should take timely notice of China’s aggression. One China policy is China’s psychological expansionism, The purpose of which is to destroy Taiwan’s independence and sovereignty and to occupy it oppressively, The main objective of the One China policy is to justify China’s aggression against Taiwan. The democratic countries of the world should support Taiwan against China’s aggression and take urgent measures to protect the region from the ravages of war.