After he left the mayoralty at the end of 2001 Giuliani made tens of millions of dollars on his reputation as “America’s Mayor” and a 9/11-based terrorism and security expert under the shingle Giuliani Partners. In the nature of things that rep was more valuable abroad than at home. He cashed in big time. That went on for about 15 years with a brief timeout for his failed 2008 presidential bid. He also had his own law firm Bracewell Giuliani, before leaving the firm to join Greenberg Traurig in 2016.