The oath of office and a Melania air kiss - watch the highlights from Donald Trump's day.

Trump vowed to return the country to its golden age and to plant the American flag on Mars.

Donald Trump only just became president again but the global impact of his second term is already being felt.

The Ohio senator was known for a popular memoir before becoming the 50th vice-president.

The boss of X (formerly Twitter), Tesla and SpaceX is a billionaire and a business celebrity.

The new president's team is united for now but below the surface there are hints of trouble ahead, writes Katty Kay.

Described by some as an "enigma", Mrs Trump is expected to return to her White House duties "on her own terms".

Catch up on where the various relatives are heading as Donald Trump prepares to return to power.

$Melania is announced after President-elect Donald Trump launched his own cryptocurrency, $Trump.

Inauguration fashion can communicate strength, elegance, or a broader political message.

The oath of office and a Melania air kiss - watch the highlights from Donald Trump's day.

Among the first actions signed was the termination of the US' involvement in the Paris climate agreement.

The president has moved to change the US government's policies on gender and diversity - here's what that means.

He made the gesture while thanking supporters for contributing to Trump's victory.

The president told reporters the island's 57,000 residents "want to be with us".

The US president tells BBC he will be speaking to the prime minister in the next 24 hours.

As well as a place to sleep, returning Mexicans will receive food, medicine and help in obtaining documents.

Democrats described Trump's late-night firing of the federal agency inspectors general as an 'attack on Democracy'.

We spoke to 10 Americans across the political spectrum about Donald Trump's first actions as president.

The new president promised to make heads spin on day one. The BBC’s Analysis Editor Ros Atkins tries to keep up with what just happened.

The one-time Fox News television host and combat veteran was narrowly confirmed in the Senate late on Friday.

The sweeping changes are affecting thousands of migrants, but how do they compare to past policies?

"I think he is a horrible president when it comes to abortion," says one man who Trump pardoned yesterday.

The former top US health official has faced death threats since leading the country's COVID-19 response.

The Republican has started his second term at a fast pace. Here's a handy guide to what he's done so far.

Unanswered questions and conspiracy theories have long dogged the assassinations, particularly the murder of President John F Kennedy.