There is co-relation between national endowment and acceding to the health industry. The national power of each country reflects the level of influence at different levels of political, economic, and so on in order to advance a country’s major goals. National power is not a mere abstraction, but the national power of a country is the result of a set of variables that all lead to the formation of a nation’s national power. This article focuses on the national strength of the Western European Union (EU) countries of the United States, Canada, Mexico, Australia and New Zealand. As the national power of states determines the extent of their interactions and levels, it is necessary to investigate and measure this issue. In this paper, using the descriptive-analytical and mathematical methods of SAV and TOPSIS and finally averaging these two methods to measure the factors affecting the national power of countries based on the nine components of national power (political, economic, social, cultural, Educational, transboundary, space, territorial and military science).The results show that the United States, Canada, Germany, France, Australia, Luxembourg, Sweden, and Denmark ranksfirst.

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