Mahmoud Ahmadinejad is an Iranian politician who served as the President of Iran from 2005 to 2013. He is known for his controversial policies and statements, particularly regarding nuclear energy and Israel. Ahmadinejad's presidency was marked by economic challenges and international sanctions. Before becoming president, Ahmadinejad was the mayor of Tehran and held various governmental positions. His leadership style was characterized by a populist approach, appealing to the working class. After leaving office, he continued to be active in Iranian politics and has expressed interest in returning to public office.