Two things...

...that could possibly happen in the medium-to-long term, if it's confirmed that Dubya's been re-elected:

1) Hilary Clinton elected as first female president of the US in 2008.

or possibly

2) Continued Republican governments see US deficits increase to such an extent that they eventually undermine the economic basis for US's status as a world superpower, and American influence abroad wanes (this one to take 20 to 40 years).

Discuss...