This is the fifth episode in an occasional series examining influential elections in U.S. history. The most recent episode, The Election of 1932, was published on June 17.

George W. Bush's historically narrow victory over Al Gore is remembered for how it was decided: the U.S. Supreme Court ruled 5-4 to end a Florida court-ordered recount of disputed ballots, handing the state's 25 Electoral College votes to the Texas Republican. The campaign itself was relatively tame as the candidates sparred over how best to spend a federal budget surplus. Vice President Gore struggled to escape the shadow of his boss Bill Clinton, as voters did not credit Gore with the economic boom that took place during Clinton's two terms. Bush had a shaky grasp of policy and world events, but he struck voters as genuine. In this episode, historians Jeremi Suri and Jeffrey Engel delve into the election of 2000. If the winner only knew what awaited him on Sept. 11, 2001...