Over the past decade, under the pretext of nuclear activities, it is laid down multilateral international sanctions and unilaterally broad against the Islamic Republic of Iran. Closing financial and monetary bottlenecks between the central bank and other banks and foreign financial institutions of Iran blocking lots of country oil revenues and cut most of the Iran's oil exports the cause is sharp decline in economic growth. Agree on the deal and country entry to the international community, had along new opportunities and important implications for the parties. current study paid exercise effect and nuclear talks on the economic prosperity of the Islamic Republic of Iran as well as the state of the economy of the country in different dimensions including economic growth, foreign investment, oil sale and energy and... with the era ahead of time has been analyzed. The main question of the research is this Barjam had what impact on the economy of Iran? From the perspective of the researcher the agreement is real a milestone in politics and foreign relations of the Islamic Republic of Iran which has brought opportunities and openings in the economy of the country. but yet there are many obstacles in the exchange of Iranian economy with the international economy which requires more time.