It’s more than four years since Britain voted to leave the European Union, and almost a year since Prime Minister Boris Johnson won an election by vowing to “get Brexit done.”
Associated Press: Why are UK and EU still arguing over Brexit?
Demonstrators hold placards and EU and Union flags as they take part in a march by the People's Vote organisation in central London on Oct. 19, 2019, calling for a final say in a second referendum on Brexit.
