(FILES) In this file photo taken on October 03, 2016 Former British Deputy Prime Minister, Nick Clegg, poses for a photograph after an interview at Portcullis House, adjacent to the Houses of Parliament, in central London on October 3, 2016. - British former deputy prime minister Nick Clegg, a leading anti-Brexit advocate, said on October 19, 2018 he would be starting a job at Facebook, as the US giant faces up to regulatory pressures. (Photo by NIKLAS HALLE'N / AFP)