Within minutes of his inauguration Donald Trump's team posted a statement on the White House website announcing the "state-of-the-art" nuclear defence plan.

Donald Trump has been sworn as the 45th president of the US, after which he delivered a dark but ambitious speech promising to end "American carnage".

Donald Trump has angrily batted away suggestions that he is trying to get top-secret security clearance for his children, describing it as "a typically false news story".

The internet is having a field day with this spectacularly awkward gift exchange between Melania Trump and Michelle Obama. Michelle's face said it all.

Donald Trump has been sworn in as 45th President of the United States. Here's how the internet reacted to his big day.

OPINION: Trump has surrounded himself with people who are not fit for the job.

The effort to impeach President Donald John Trump is already underway.

Every new US President has the right to start with the good will of opponents and critics.

COMMENT: If there's one thing we can probably all agree on, it's that the slogan "love trumps hate" turned out to be about as useful as tits on a bull.

The presidency is among America's most exclusive clubs. Its members' every decision, speech, interview and now tweet are reported around the globe.

While almost all eyes are on the Capitol, the most action occurs during the frantic residence changeover two miles away.

A former Apprentice contestant is suing Trump for defamation, just two days before he's sworn in as President.

President Barack Obama's first inaugural festivities stretched over five days. Donald Trump is spending barely three on his.

A week after becoming president-elect, Donald Trump stepped outside his namesake fortress here for the first time.

Vladimir Putin has come out swinging against the outgoing US administration over the explosive Donald Trump dossier.

COMMENT: An odd affliction seems to have affected PM Bill English in Europe: he has forgotten John Key's name.

Germany sought to calm European anxieties over Trump's presidency after he dismissed Nato as "obsolete" and said he believed the EU would break up.

COMMENT: What clues can we draw from the election campaign? Nicola Lamb looks at what kind of president the Donald will be.

When Donald Trump and his wife Melania had a son together 10 years ago, he was introduced to the world with typical bombast.

A-list stars aren't lining up to perform but President-elect will be surrounded by 'more poetic cadence'.

Hillary Clinton was the election favourite. What happened? Nicola Lamb writes that personalities, events and background factors doomed the Democrats.

"We perceive it as a threat. These actions threaten our interests, our security," says Russia as the first of thousands more US troops and tanks rolled in to Poland.

Like it or not, Donald Trump will be US President next weekend. And here's what you can expect during the first 100 days.

Whatever happens next week, Donald Trump will be like no other US president before him.

For the first time, a leading Democrat has called into question Donald Trump's legitimacy as president.

New Zealand lamb has been a bone of controversy in the United Kingdom, partly because it often undercuts locally grown lamb.

President-elect Donald Trump's national security adviser and Russia's ambassador to the US have been in frequent contact in recent weeks.

COMMENT: Does Donald Trump really want to be the President?

The nature of information that constitutes news is being changed by the digital age, not entirely for the better.

A source has revealed Christopher Steele, a former spy, spoke to officials in London before he handed the document to the FBI and met one of its agents.