Giuliani 's campaign ended up $ 3.6 million in arrears , and in June 2008 Giuliani sought to retire the debt by proposing to appear at Republican fundraisers during the 2008 general election , and have part of the proceeds go towards his campaign . During the 2008 Republican National Convention , Giuliani gave a prime-time speech that praised McCain and his running mate , Sarah Palin , while criticizing Democratic nominee Barack Obama . He cited Palin 's executive experience as a mayor and governor and belittled Obama 's lack of same , and his remarks were met with wild applause from the delegates . Giuliani continued to be one of McCain 's most active surrogates during the remainder of McCain 's eventually unsuccessful campaign
2008 Republican National Convention
2008 Republican National Convention
Rudy Giuliani