Hassan Rouhani had been serving as secretary to Supreme National Security Council for 16 years. Hassan Rouhani was the person who was tasked to lead the team of technically, politically and legally expert's negotiators on nuclear program of Iran to start talks with the western powers to decreased the tension between IAEA body and foreign ministry of Iran on reports published by the IAEA and adoption of the UN Security Council resolution condemning Iran. Iran's nuclear program was started in the era of the reign of Raza Shah Pahlavi before the Islamic Revolution. It was not only another country providing nuclear technology but also America. Iran's foreign policy will not be affected by the slogans, but we will safely defend our national interests. Hassan Rouhani After elected as President in 2013, promised that he would work to bring relief in economic sanctions on the country due to which the economy was destroyed and life was difficult for the Iranian people. Iran's hardliner leaders had been opposing the any deal and talks on the matter of nuclear program. On the other end reformist groups in the Iran always favored the new ideas and negotiations on nuclear program and when the balance of power turned in favor of President Rouhani when won the elections in 2013 and he gave the green signal to the negotiators.