<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> Brexit (/ ˈbrɛksɪt, ˈbrɛɡzɪt /) is the impending withdrawal of the United Kingdom (UK) from the European Union (EU). In a referendum on 23 June 2016, 51.9% of the participating UK electorate voted to leave the EU; the turnout was 72.2% . On 29 March 2017, the UK government invoked Article 50 of the Treaty on European Union . The European Union (Withdrawal) Act 2018 declares "exit day" to be 29 March 2019 at 11 pm UTC . </P> <P> Prime Minister Theresa May announced the government's intention that the UK would not seek permanent membership of the European single market or the EU customs union after leaving the EU and promised to repeal the European Communities Act of 1972 and incorporate existing European Union law into UK domestic law . A new government department, the Department for Exiting the European Union, was created in July 2016 . </P>

When did the uk vote to leave the eu