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Part of a series of articles on
Brexit

Withdrawal of the United Kingdom from the European Union

Glossary of terms
Background
2016 EU referendum
Campaigns
Leave campaigns
Remain campaigns
Outcome
Notice of withdrawal
Negotiations
Withdrawal agreement
Legislation
Impact
EU–UK relations
Relations with EU member states
Opposition
Calls for a second referendum
Timeline
Bloomberg speech Jan 2013
Referendum Bill blockedJan 2014
European Parliament election May 2014
2015 general election May 2015
Renegotiation begins Jun 2015
Referendum Act passed Dec 2015
Renegotiation concluded Feb 2016
Referendum held Jun 2016
David Cameron resigns as PM Jul 2016
Theresa May becomes PM Jul 2016
Article 50 judgement Jan 2017
Brexit plan presentedFeb 2017
Notification Act passed Mar 2017
Article 50 invoked Mar 2017
Repeal Bill plan presentedMar 2017
2017 general election Jun 2017
Brexit negotiations begin Jun 2017
Withdrawal Act passedJun 2018
Chequers plan presented Jul 2018
Withdrawal agreement plan presented July 2018
Withdrawal agreement released Nov 2018
Scottish Continuity Bill blockedDec 2018
Meaningful votes Jan–Mar 2019
Brexit delayed until 12 April Mar 2019
Cooper–Letwin Act passed Apr 2019
Brexit delayed until 31 October Apr 2019
European Parliament election May 2019
Theresa May resigns as PM Jul 2019
Boris Johnson becomes PM Jul 2019
Prorogation and annulment Aug–Sep 2019
Benn Act passed Sep 2019
Withdrawal agreement revised Oct 2019
Brexit delayed until 31 January Oct 2019
2019 general election Dec 2019
Agreement Act passed Jan 2020
UK leaves the European Union Jan 2020
Implementation period begins Jan 2020
UK–EU trade deal agreed Dec 2020
Future Relationship Act passed Dec 2020
Scottish Continuity Act passed Dec 2020
Implementation period ends Dec 2020
New EU–UK relationship begins Jan 2021
UK–EU trade deal ratified Apr 2021
Windsor Framework released Feb 2023
Windsor framework adopted Mar 2023