LONDON, ENGLAND - APRIL 26: Britain's Prime Minister, Theresa May stands with European Commission president, Jean-Claude Juncker at the front door of 10 Downing Street on April 26, 2017 in London, England. Prime Minister May is to hold her first major talks with E.U leaders since calling a general election in a bid to strengthen her position in forthcoming Brexit negotiations. (Photo by Carl Court/Getty Images)