LONDON, ENGLAND - FEBRUARY 22: The British Union Flag and the European Flag fly outside The Langham Hotel on February 22, 2016 in London, England. A referendum will take place on June 23 to decide whether the United Kingdom will remain part of the European Union (EU). British Prime Minister David Cameron returned from a meeting with leaders of the EU member states last week having negotiated a deal giving the UK 'special status'. (Photo by Ben Pruchnie/Getty Images)