The next president of the United States has a golden opportunity to make a fresh start in foreign policy, to rebuild America's prestige and restore its reputation in the world, dragged through the mud over the past eight years by George W. Bush.

If that president turns out to be John McCain, the Republican candidate who is pushing national security as one of his strongest suits, will this - as his likely Democratic opponent, Barack Obama, is implying - amount to a third Bush term?