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Leader of the United Kingdom Independence Party (UKIP), Nigel Farage (C), watch by British businessman Arron Banks (L), speaks during a press conference near the Houses of Parliament in central London on June 24, 2016. - Britain has voted to leave the European Union by 51.9 percent to 48.1 percent, final results from all 382 of Britain's local counting centres showed on Friday. (Photo by GLYN KIRK / AFP) (Photo credit should read GLYN KIRK/AFP/Getty Images)

Leader of the United Kingdom Independence Party (UKIP), Nigel Farage (C), watch by British businessman Arron Banks (L), speaks during a press conference near the Houses of Parliament in central London on June 24, 2016. - Britain has voted to leave the European Union by 51.9 percent to 48.1 percent, final results from all 382 of Britain's local counting centres showed on Friday. (Photo by GLYN KIRK / AFP)        (Photo credit should read GLYN KIRK/AFP/Getty Images)

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As MPs debate the timing of Brexit inside the House of Commons, a Brexiteer argues with a pro-Europe protester who holds EU and Union Jack flags outside Parlament, on 15th November 2017, in Westminster, London, England. (Photo by Richard Baker / In Pictures via Getty Images)

As MPs debate the timing of Brexit inside the House of Commons, a Brexiteer argues with a pro-Europe protester who holds EU and Union Jack flags outside Parlament, on 15th November 2017, in Westminster, London, England. (Photo by Richard Baker / In Pictures via Getty Images)

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LONDON, ENGLAND - DECEMBER 06: A woman burns an EU flag outside the Supreme Court on the second day of a hearing into whether Parliament's consent is required before the Brexit process can begin, on December 6, 2016 in London, England. The eleven Supreme Court Justices are hearing the government's appeal, following the High Court's recent decision that only Parliament can trigger Article 50. (Photo by Leon Neal/Getty Images)

LONDON, ENGLAND - DECEMBER 06:  A woman burns an EU flag outside the Supreme Court on the second day of a hearing into whether Parliament's consent is required before the Brexit process can begin, on December 6, 2016 in London, England. The eleven Supreme Court Justices are hearing the government's appeal, following the High Court's recent decision that only Parliament can trigger Article 50.  (Photo by Leon Neal/Getty Images)

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STAFFORD, ENGLAND - MAY 17: Boris Johnson MP, Labour MP Gisela Stuart and UKIP MP Douglas Carswell address the people of Stafford in Market Square during the Vote Leave, Brexit Battle Bus tour on May 17, 20016 in Stafford, England. Boris Johnson and the Vote Leave campaign are touring the UK in their Brexit Battle Bus. The campaign is hoping to persuade voters to back leaving the European Union in the Referendum on the 23rd June 2016. (Photo by Christopher Furlong/Getty Images)

STAFFORD, ENGLAND - MAY 17:  Boris Johnson MP, Labour MP Gisela Stuart and UKIP MP Douglas Carswell address the people of Stafford in Market Square during the Vote Leave, Brexit Battle Bus tour on May 17, 20016 in Stafford, England. Boris Johnson and the Vote Leave campaign are touring the UK in their Brexit Battle Bus. The campaign is hoping to persuade voters to back leaving the European Union in the Referendum on the 23rd June 2016.  (Photo by Christopher Furlong/Getty Images)

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Stickers with campaign logos sit on a balloon at the Britain Stronger In Europe campaign offices in London, U.K., on Thursday, March 10, 2016. The Britain Stronger In Europe movement, headed by former Marks & Spencer Plc Chairman Stuart Rose, is bidding to represent the 'Remain' campaign for the June 23 referendum on Britain's European Union membership. Photographer: Chris Ratcliffe/Bloomberg via Getty Images

Stickers with campaign logos sit on a balloon at the Britain Stronger In Europe campaign offices in London, U.K., on Thursday, March 10, 2016. The Britain Stronger In Europe movement, headed by former Marks & Spencer Plc Chairman Stuart Rose, is bidding to represent the 'Remain' campaign for the June 23 referendum on Britain's European Union membership. Photographer: Chris Ratcliffe/Bloomberg via Getty Images