The United Kingdom has a new Prime Minister.
Theresa May's been to see the Queen at Buckingham Palace after her predecessor David Cameron officially stepped down.
Mrs May has become the second woman to hold the office after Margaret Thatcher.
Juliette Gash reports;
But who is Theresa May?
After ten years as a London Borough Councillor, Theresa May was first elected as MP in 1997.
She became the first woman elected as Chair of the Conservative Party in 2002.
This afternoon David Cameron will hand in his resignation to Queen Elizabeth at Buckingham Palace.
In the Queen's private audience room he will also importantly recommend who should become the next prime minister.
There'll be no surprises when he tells her Theresa May is the woman for the job.
This will be his final piece of advice to the Queen and as soon as he leaves that room he will no longer be Prime Minister.
File photo dated 03/03/15 of Queen Elizabeth II greeting Theresa May.
Theresa May has started work on Brexit even before entering Number 10 as the new PM - with preparations for a brand-new government department in full swing.
The Prime Minister designate has ordered civil servants to start hunting for a building to house the many people who will be tasked with working out how to get the UK out of the European Union.
As soon as Mrs May gets the keys to 10 Downing Street later, she will come under pressure from EU member states to invoke Article 50 as soon as possible, which will mark the beginning of two years of formal talks for Brexit.
Theresa May makes her way to number 10 as Larry, Chief Mouse-catcher looks on.
Larry the Cat will be staying on in his role at number 10.
The new PM will also likely face stiff opposition from leaders in Scotland and Northern Ireland, as most voters in those regions were in favour of remaining in the bloc.
Another pressing priority will be to finalise a new cabinet, with Mrs May's spokesperson hinting there will be more women in prominent government positions.
One of the first appointments is expected to be a secretary of state for the so-called Brexit department, with Mrs May's spokesperson saying she is committed to getting on with "delivering the verdict of the EU referendum".
Juliette Gash takes a look at Britain's next Prime Minister;
