Britain faces major Brexit challenges after last-minute deal December 25, 2020 at 05:00AM

But major changes are inevitable as Britain definitively quits the EU's single market and free movement with the bloc comes to an end after nearly half a century of integration. Standing in front of a Downing Street Christmas tree in a video message late Thursday, Prime Minister Boris Johnson vaunted the hundreds of pages of text as "a "good deal for the whole of Europe" and a "present" for Britain.