He has traded insults with King Jong Un, fired top staff, faced allegations of collusion with Russia, accusations of being racist and claims he never even wanted to be President…
It's been quite a 12 months since Donald Trump's inauguration. Election promises
The billionaire pulled off his shock victory on the back of controversial policies that hit home with many voters.
Building a massive wall along the Mexican border to keep out illegal immigrants; a "total and complete" shutdown of Muslims entering America, scrapping the 'Obamacare' healthcare programme and pulling out of the landmark Paris climate deal.
Our US correspondent
Greg Milam takes a look at whether President Trump has delivered.
Video:Thumbs up on Trump's first year?
The President's Public Enemy Number One is (most of) the media, and his claims of biased "Fake News" seeking to discredit him has become a familiar refrain.
Mr Trump has also become the 'tweeting President' – firing off posts late at night or early in the morning to hit out at critics or set the news agenda.
In our long read, Sky's
US Correspondent Mark Austin analyses the "method in the madness" behind his relentless attacks on the media.
Image:Trump's attitude to the media has been far from warm 'You're fired!'
Mr Trump was no stranger to getting rid of failing contestants in The Apprentice and he has regularly wielded the axe in the White House. The first firing, Attorney General Sally Yates, came after just 11 days.
FBI director James Comey also got the boot, as did chief strategist Steve Bannon – a former close confidant
who he now ridicules as "sloppy Steve".
There have also been big resignations: national security adviser Michael Flynn, press secretary Sean Spicer and chief of staff Reince Priebus.
Click below to find out who went and why.
Steve Bannon: Mr Trump's chief strategist Steve Bannon . exited the White House in August
He was a key adviser during 2016's Republican presidential campaign and went on to prove a contentious presence in the administration.
Days after his resignation, Mr Bannon
. He later said he thought he was talking off the record. appeared to undermine his former boss' threats on North Korea
He returned to Breitbart but left after Fire and Fury's release.
Michael Flynn: National security adviser in February after just 23 days in the job, over contacts he had with Russia before Mr Trump took office.
Michael Flynn resigned
He was forced out after it emerged had discussed lifting US sanctions on Russia with the country's ambassador to Washington, and had then misled the vice-president about the conversation.
Sally Yates: Acting US attorney-general by the President in January after she defied him over his controversial travel ban.
Sally Yates was fired
She had ordered Justice Department lawyers not to enforce Mr Trump's immigration ban targeting seven Muslim-majority nations.
The then press secretary Sean Spicer said at the time that Ms Yates "has betrayed the Department of Justice by refusing to enforce a legal order designed to protect the citizens of the United States".
Sean Spicer: In July, press secretary , warningof "too many cooks in the kitchen".
Sean Spicer quit after the appointment of Mr Scaramucci
Mr Spicer, who had been standing in as communications director, had a stormy relationship with the press during his time in office, with his blustering, confrontational style being widely mocked.
Mr Trump said of him earlier in the year: "He's doing a good job but he gets beat up."
Anthony Scaramucci: White House communications chief Anthony Scaramucci after 10 days in the West Wing in July.
Just days before, the former New York financier had let rip with an
in which he threatenedto "eliminate everyone" in his communications team. expletive-laden rant
The White House said the change had been made to give
– the new chief of staff who was sworn into office on the same day as Mr Scaramucci's removal – a "clean slate". John F Kelly
James Comey: FBI director .
James Comey learned he had been fired by Trump on the news
Mr Trump said he had sacked Mr Comey for his handling of the investigation into Hillary Clinton's emails.
But Mr Comey testified that he believed he was fired to "change the way the Russia investigation was being conducted".
Sebastian Gorka: A national security aide whose hard-line views on immigration and terrorism caused discord inside and outside the White House is the latest official to quit.
There was confusion over the nature of his departure, when Mr Gorka said he had resigned but an insider insisted he had not but "no longer works at the White House".
A former editor for the far-right Breitbart News website, Mr Gorka joined the administration as a counter-terrorism adviser.
Reince Priebus: Chief of staff after being made the subject of a foul-mouthed tirade by Mr Scaramucci.
Reince Priebus was sacked
He accused Mr Priebus of being "a f****** paranoid schizophrenic" and of leaking information to the press.
Mr Priebus' 189-day tenure was the shortest in modern history for a White House chief of staff.
Mark Corallo: Mark Corallo, spokesman for the President's legal team, resigned amid reports of disagreements in dealing with the inquiry into claims of Russian meddling in last year's US election and possible collusion with the Trump campaign.
He was said to be frustrated over an alleged strategy by Mr Trump's lawyers to discredit or curb the investigation.
Michael Short: White House spokesman Michael Short also resigned after the appointment of Anthony Scaramucci.
It was understood Mr Scaramucci was planning to fire him, and was angry about the leaking of dismissals to the press.
He had previously worked on the Republican National Committee. It's reported he text staff to tell them he was resigning.
Katie Walsh: Deputy Chief of Staff Katie Walsh resigned in less controversial circumstances in March.
She became an advisor to the pro-Trump 501 organisation, but the president was allegedly considering removing her from that after the Fire and Fury claims
Michael Wolff's book claimed she had said Mr Trump was "like a child".
Omarosa Manigault: Often referred to simply as Omarosa, Ms Manigault was no stranger to politics or to Mr Trump. She was a staffer to Al Gore in the 1990s, and then appeared on The Apprentice, hosted by the now president.
She was hired as an assistant to the President, and the Director of Communications for the Office of Public Liason, but resigned after a year.
When she left, she said she had only intended to be there for one year, but added that some things in the White House had upset her, and indicated they were race-related.
Tom Price: Health and Human Services Secretary Mr Price resigned after it emerged he had spent $1m in taxpayer money on chartered flights and travel.
When he offered his resignation, Mr Trump told reporters he was "not happy" at the "optics" as members of cabinet flew at taxpayer expense.
Mr Price apologised for the distraction it had caused.
Derek Harvey: The Middle East advisor was sacked in July, soon after the departure of Michael Flynn.
Mr Flynn's replacement, HR McMaster, was said to "want his own guy" for the role.
He was said to disagree with non-interventionist views and be a strong supporter of Mr Trump's decision to strike Syria.
Walter Shaub: US government ethics chief .
Walter Shaub resigned after clashing with Mr Trump
Tensions emerged before the Republican tycoon even took office, given his plan to hand control of his business empire to his two sons.
On stepping down in July, Mr Shaub, who served three presidents, said it had "become clear to me that we need improvements to the existing ethics programme".
He has tweeted since that Congress should "rein [the president] in by sending a strong bipartisan message".
Mike Dubke: White House communications director in May after just three months in the job.
Mike Dubke stepped down
It was reported the President had become frustrated with members of his team, pinning some of the blame for his administration's problems on the communications strategy.
Close caption Previous Previous image Next imageNext 'Paltry' in the polls
The President's average approval rating in opinion polls is a "paltry" 39%, according to pollster John Zogby, who says the number who think he is doing a good job is well down on the 46% of voters who ticked the Trump box in the election.
He also argues that the President appears to be losing popularity among some of his "believers".
his analysis of how we have never seen anything like this before.
Video:Zogby: Half of voters 'hate Trump's guts' 'Alpha' body language
As the political freshman attempts to hold his own among established world leaders, much has been made of his body language, such as the infamous 'yank-shake' where he pulls the other person towards him.
was particularly closely analysed. white-knuckled clench he shared with French President Emmanuel Macron
"Everything Donald Trump does is about one thing: proving he is the ultimate alpha," says body language expert Peter Collett.
"He wants to be the undisputed leader of the pack and it's clear in everything he does…"
Check out our video to discover the body language tactics he uses to try to "dominate every person he meets".
Video:Body Language: Trump power play The biggest threat
Claims of collusion between Russia and the Trump team leading up the election are being investigated by congressional committees, as well as Special Counsel Robert Mueller.
The President has
repeatedly dismissed the claims as a witch-hunt.
However, there has been speculation in US media that Mr Mueller could be investigating Mr Trump over potential obstruction of justice over the sacking of former FBI chief James Comey.
Despite the Russian albatross round his neck,
our US Correspondent Cordelia Lynch says the President is far from down and out.
Video:Donald Trump's many links to Russia Too much golf?
The President frequently lashed out at Barack Obama for taking a break to play golf and accused him of neglecting his duties.
Image:Mr Trump playing at his course in Balmedie, Scotland, before he became president
But critics have questioned Mr Trump's frequent visits to his golf courses and whether he's conducting useful meetings there or simply spending too much time on the course.
, and how does it stack up against Barack Obama? So how much golf is he reportedly playing The Big Trump Quiz
Reckon you could spot a Trump-ism a mile off and know the secret meaning of "covfefe"?
Video:Full Sky interview with Michael Wolff
:: Comb-overs and cheeseburgers: What's in the Trump book?
Can you remember which world leader was barged aside by the President, and why his response to the Charlottesville protests sparked outrage?
Who might the President be talking about when he mentions "little rocket man"?
More from US
And what kind of "genius" did he describe himself himself as when hitting back at claims in Michael Wolff's Fire and Fury book?