NZ Trade and Enterprise has released a new set of guidelines for doing business with post-sanctions Iran.

Hillary Clinton badly needed to win the Nevada caucuses. And she won them.

David Cameron's Cabinet split apart yesterday just minutes after he called a historic in-out referendum on membership of the European Union.

After months of jabbing at each other, Cruz and Rubio shape up for knockout fight.

David Cameron has struggled to overcome resistance to a deal designed to keep Britain in the EU.

Pope Francis has added the strongest voice yet to a growing chorus of world leaders taking a stand against the celebrity candidate.

NBC and the Wall Street Journal casually tossed a bombshell into the political world with a poll showing Ted Cruz with a slight lead in Republican polling.

There is little downside for Key in supporting Clark. She is still a highly respected and popular figure in New Zealand, writes Audrey Young.

New Zealand has lifted its sanctions against Iran after the nuclear deal reached last year.

More material branding the US president as a mass killer has shown up in Moscow.

Liberty, equality, fraternity - and now, the "right to disconnect".

"I continue to have faith in the American people. And I think they realise that being president of the United States is a serious job. It’s not hosting a talk show," Obama said at a news conference in Rancho Mirage, California.

Govt aims to let drug be grown for medical or scientific use, but more change is needed, writes Alex Wodak.

The Turkish government, in league with Saudi Arabia, made a tentative decision to enter the war on the ground in Syria, writes Gwynne Dyer.

The use of sanctions against Russia are a symbolic reminder that the Putin leadership had seriously misread the international situation, writes Robert Patman.

Criminals deported from Australia have been arriving here at the rate of more than one a day since a law managing their return was passed last year.

George W. Bush won a bruising South Carolina presidential primary on his way to the Oval Office, as his father did before him.

The unexpected death of Justice Antonin Scalia has left it deeply divided along ideological lines, much as the US is, writes Karen Tumulty.

In a GOP debate today, Trump said George Bush is partly to blame for 9/11 and that invading Iraq was a mistake.

Many modern feminists fear electing the former first lady will not necessarily advance causes, writes Frances Stead Seller.

Threats to tear up Trans-Pacific Partnership have damaging implications for our trade.

It is only inside the US that you realise what an unusually fearful people Americans are, writes John Roughan.

The meaning of the New Hampshire primary is that Americans are in open revolt against the system, fear of the future and rage against economic inequality.

The New Hampshire primary is in the books. And the drama was over early as Donald Trump and Sen. Bernie Sanders cruised to easy - and poll-predicted - victories.

Republican exit polls reported by CNN showed how dominant Donald Trump's victory in New Hampshire had been.

With a snowstorm bearing down, presidential candidates scurried across New Hampshire, levelling inflammatory attacks against one another.

Senator Sanders' age and relative obscurity would in any case count against him, but the real disqualification, it is believed, is that he is a self-declared socialist, writes Bryan Gould.