Hassan Rouhani is an Iranian politician who served as the President of Iran from 2013 to 2021. He is known for his moderate approach and efforts to improve relations with the West, particularly through the negotiation of the Iran nuclear deal, which aimed to limit Iran's nuclear program in exchange for the lifting of economic sanctions. Rouhani's presidency focused on economic reform and social freedoms. Before becoming president, Rouhani held various political positions, including serving as a member of the Iranian Parliament and as the chief negotiator for Iran's nuclear program. His leadership style emphasized diplomacy and dialogue, reflecting his belief in peaceful coexistence with other nations.