International Relations are based on power, which is governed by the law of national interest, and according to the Realist Theory, it is called (the law of dual power and national interest). Therefore, the ability of the state to achieve its national interests is directly proportional to its level of power, so strength is the basis of national relations. As a result of that, conflicts arise between the major economic countries for leadership and domination. For example, according to

more »

... the United States of America can achieve its interests in a superior way in which another country can't do the same. Accordingly, the second international power, the People's Republic of China competes to be the first international power, because it believes that it has the right to lead and preside the world today as it has the largest economic power in the globe, but as it is said, no friendship lasts, nor does hostility persist in the world of politics. The relation between the People's Republic of China and the United States of America oscillates between tides, sometimes, it becomes stable and other times they are intense according to the circumstances and national interests. Unfortunately, the outbreaking of the Corona pandemic, which was like the straw that broke the camel's back, tension increased between the two superpower countries. Both of them blame the other on the lack of transparency in clarifying the facts related to the pandemic. They also accuse each other on the matter of manipulation of the genes of this epidemic virus which has spread in most countries of the world and killed hundreds of thousands of the inhabitants of the earth. This paper will discuss the U.S. -China relations based on national interests and highlight the development of bilateral relations during the pandemic of Coronavirus, as well as mention the reasons behind their tension.