LONDON: Britain began an uncertain future outside the European Union on Saturday after the country greeted the historic end to almost half a century of EU membership with a mixture of joy and sadness.There were celebrations and tears on Friday night as the EU’s often reluctant member became the first to leave an organisation set up to forge unity among nations after the horrors of World War II.Little has changed yet as the UK is now in an 11-month transition period negotiated as part of the...