Future studies dialectic Geopolitical interests of United States of America, Iran and Russia in Central Asia

By the end of the Cold War and the collapse of the superpower of the east in 1991 and formation of new established republic behind Iran's northern border, the new geopolitical situation in northern Iran, provided that one of its characteristics, the lack of power in the region, Central Asia. On the one hand, the absence of effective political power in Central Asia and on the other hand, the geo economic circumstances of this geopolitical region, not only has attracted Russia 's attention to this, but regional countries like Iran, China and Turkey and trans-regional countries such as United States of America has attracted attention too. And each of these countries have try to achieve their goals in this area; so that this, not only provided active role of these countries in the Central Asian areas, the future of the Central Asian countries their independence has been affected by their presence after. It is noticeable that the countries of Central Asia region geographically, because of depending on the geographic location and lack of access to sea, are with high entropy and countries in the region to its neighboring countries, depends as complementary geographically; this, according of this country has shifted to their neighboring counties, particularly the Islamic Republic of Iran; the presence and role of regional and trans-regional countries, such as Russia, the United States of America, Iran, has provided certain conditions in the region Central Asia, that study of geopolitical interests in Central Asian countries the trend for the future of Central Asia, Can be an important point in the geopolitical situation study for this region As a strategic area in the vicinity of our country. Since this article is based on a descriptive - analytical approach with an emphasis on future research and using data collection and analysis the field survey and geopolitical factors in the Central Asian region is discussed. In this paper, has been attempt to answer these questions: 1. What is Central Asia geopolitical influence in the dialectic interest and presence of United States of America and the Russian? 2. What is effects of United States of America and Russia presence in Central Asia to Islamic Republic of Iran? For each of these questions, a hypothesis has been proposed that both of these are: the first hypothesis: Economic characteristics of the regional situation, including factors affecting the interests of the United States and Russia in Central Asia. Second hypothesis: United States of America, Russia and Central Asia led to results such as lower transit and challenges of cross-border strategic depth against Iran.