Rudy Giuliani is an American lawyer and politician who served as the Mayor of New York City from 1994 to 2001. He gained national recognition for his leadership during the September 11 attacks in 2001, where he was praised for his response and efforts in the aftermath of the tragedy. Before his tenure as mayor, Giuliani was the U.S. Attorney for the Southern District of New York, where he gained a reputation for fighting organized crime and corruption. After leaving office, Giuliani became a prominent figure in American politics and worked as a consultant and public speaker. He was a candidate for the Republican presidential nomination in 2008 but did not secure the nomination. In recent years, he has been involved in various legal and political controversies, particularly related to his support of Donald Trump during the 2016 presidential campaign and subsequent events.