The president of the European Council Donald Tusk has confirmed he has received the letter from the UK formally starting brexit.
It comes 9 months after the UK voted 52 per cent to 48 per cent to leave the European Union in a referendum.
The EU and the UK now have two years to negotiate a deal for the exit.
The European Council will send out it's guidelines outlining the EU's priorities to the remaining 27 member states within the next 48 hours.
Here's European Council president Donald Tusk.
IN: "There's no reason...
OUT: ...not drift apart."
DUR: 18 secs
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Here's European Council president Donald Tusk.
IN: "I will commend...
OUT: ...you and goodbye."
DUR: 15 secs