After World War II, between the political influence of the East and the West, especially after the treaties and cooperation of regional, such as NATO began, but over time the changes such as the collapse of the Soviet Union, the formation of regional political interests faded and given way to development Economic gave. Due to the limited production inputs in the world, economic cooperation can be considered the most important type of regional cooperation. Economic cooperation, on the other hand, creates prosperity, wealth, and power, and helps governments achieve their political and security goals, which are among the vital national goals and interests of nations. The cooperation in various forms and in varying degrees, in all political, economic, security and social or a combination of them Shklgrfthand. The main question of the article is what is Iran's defense approach to future economic battles? And the main purpose is to explain how Iran's defense approach to these battles. The author has tried to establish the relationship between these two variables by discussing economic convergence and various security systems and by offering suggestions such as creating a common Islamic market and removing existing barriers to achieving comprehensive convergence. To this end, by defining the concepts and types of convergence and referring to important security structures, it has been concluded that economic convergence has an undeniable effect on regional security and can achieve a desirable level of welfare and security by breaking dependence on supra-regional powers. It brought the region and is an important step towards comprehensive convergence.