In pics: first day after Brexit in Britain

Trucks and cars leave the Port of Dover after crossing the Dover Strait on the first day after Brexit in Dover, Britain, Feb. 1, 2020. Britain officially left the European Union (EU) at 11 p.m. (2300 GMT) Friday, putting an end to its 47-year-long membership of the world's largest trading bloc. (Photo by Ray Tang/Xinhua)