Rudy Giuliani addresses the Turning Point USA Student Action Summit in Palm Beach, Fla., Dec. 19, 2019. (Getty Images) NEW YORK - Former New York Mayor Rudy Giuliani is scheduled to speak at the Republican National Convention on its closing night.
Once known as "America's Mayor" for his steadfast leadership in the aftermath of the Sept. 11 attacks, Giuliani has had a mixed career after leaving office.