US elections 2008

Mike Huckabee wins the Iowa caucus, delivering a big blow to Mitt Romney. For the Democrats Hillary Clinton finishes behind Obama and Edwards.

Hillary's eyes well up on the campaign trail in New Hampshire, as polls suggest she will lose again to Barack Obama in the next day's primary.

The New Hampshire primary results in wins for Iowa's biggest losers, as Hillary Clinton and John McCain score their first successes.

Mitt Romney wins the Republican primary in Michigan - his first win in a big state - and revives his chances of winning the nomination.

Republican hopeful Fred Thompson pulls out after a lacklustre campaign fails to deliver on the promise of strong nationwide poll ratings.

John McCain wins the Florida Republican primary but Rudy Giuliani, who had staked everything on the state, flops spectacularly.

Rudy Giuliani withdraws from the race, two days after his failure in Florida. He then endorses John McCain, describing him as "an American hero".

On Super Tuesday Clinton takes the big states, but Obama wins more states overall. McCain is confirmed as the Republican front-runner.

Mitt Romney announces that he is suspending his campaign and a week later endorses John McCain for the Republican nomination.

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