How long can the Republicans treat Donald Trump as a sideshow before they and the party they seek to lead suffer the political effects of his excesses?

From the first moment of yesterday's Republican presidential debate, Donald Trump showed that he won't be playing by anybody's rules but his own.

Donald Trump is not in office, hasn't run for office and has not made any political decisions or mistakes- and that is why he's winning, writes Mike Hosking.

the mess the Republicans are making of their challenge has been illustrated yet again by Donald Trump's bumptious hijacking of the British Open women's golf championship.

If Donald Trump becomes the 45th President of the United States, what the heck would a Trump presidency be like?

Donald Trump, who has rocketed to the front of the Republican presidential race, flippantly belittled a Senator's war service, inviting a torrent of criticism.

Barack Obama's Charleston speech could come to rank with Martin Luther King's at the Lincoln Memorial as an inspiring moment of modern times, writes John Roughan.

Unlimited money and tech-savvy advisers ensure 2016 campaign will be a gamechanger, writes Peter Huck.

Hillary Clinton would be a good political partner for NZ if she became the US president, Prime Minister John Key says.

In their unwillingness to face the reality of changing demographics, US Republicans are behaving like King Canute.

Both campaigns used Facebook and the full gamut of social media, using website tracking to get out the vote and appeal to new voters, writes Anne Penkith.

Despite the apparent closeness of the race, Obama won in all the ways that matter - younger voters, ethnic voters, women voters, urban centres, writes Nik Dirga.

TV Blogger Paul Casserly sat down with his remote control to watch the US Election Coverage, here’s how it all unfolded.

Barack Obama has returned to the White House for a second term, saying the "best is yet to come" - but he faces bitter divides in country and Congress.

US fiscal position unsustainable with action needed on taxes and spending - economist.

Looking at the US' fiscal numbers it is hard to escape the conclusion that the land of the free is also the land of the free-loader, writes Brian Fallow.

Romney's eclipse leaves field open for new challengers but party will have to fight to improve vote.

Editorial: Barack Obama should quickly indicate when taxes will be increased and spending contained.