who ran against bill clinton for president?
George Bush
contradiction
 His run concluded on February 23 , 2007 , before any debates or primaries , due to funding shortfalls . He endorsed Senator Hillary Clinton after his exit , but shifted to Barack Obama after her withdrawal . 

entailment
 The race began in November 1998 when four @-@ term incumbent New York Senator Daniel Patrick Moynihan announced his retirement . Both the Democratic Party and Republican Party sought high @-@ profile candidates to compete for the open seat . By early 1999 Clinton and Mayor of New York City Rudolph Giuliani were the likely respective nominees . Clinton and her husband , President Bill Clinton , purchased a house in Chappaqua , New York , in September 1999 ; she thereby became eligible for the election , although she faced characterizations of carpetbagging since she had never resided in the state before . The lead in statewide polls swung from Clinton to Giuliani and back to Clinton as the campaigns featured both successful strategies and mistakes as well as dealing with current events . In late April and May 2000 , Giuliani 's medical , romantic , marital , and political lives all collided in a tumultuous four @-@ week period , culminating in his withdrawing from the race on May 19 . 

entailment
 Joseph Robinette " Joe " Biden , Jr . , a Democratic United States Senator from Delaware at the time , was a candidate for President of the United States in the 1988 United States presidential election . 

entailment
 On March 31 , 1995 , Specter announced his candidacy for President of the United States , to challenge the incumbent Bill Clinton . He entered the race as an alternate to the stereotypical religious conservative image . He was critical of Pat Buchanan , Pat Robertson , and Ralph Reed , saying all three were far too conservative . 

contradiction
 Campaigning for the Democratic nomination in 2008 , Barack Obama , an American liberal , interpreted how Reagan changed the nation 's trajectory : 
