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Updated:Apr 23, 2026
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Brexit: Referendum, Negotiation, and Withdrawal (2016-2020)

Brexit: Referendum, Negotiation, and Withdrawal (2016-2020)

  1. UK Supreme Court requires Parliament to approve Article 50

    Labels: UK Supreme, Parliament
  2. UK formally triggers Article 50 withdrawal process

    Labels: Theresa May, European Council
  3. EU and UK reach draft withdrawal agreement

    Labels: Withdrawal Agreement, Negotiators
  4. EU-27 leaders endorse Withdrawal Agreement and Political Declaration

    Labels: EU-27 leaders, Political Declaration
  5. UK Parliament rejects deal in first “meaningful vote”

    Labels: House of, Withdrawal Agreement
  6. European Council grants extension to 31 October 2019

    Labels: European Council, Article 50
  7. Theresa May announces resignation as Conservative leader

    Labels: Theresa May, Conservative Party
  8. Boris Johnson becomes Prime Minister

    Labels: Boris Johnson, Prime Minister
  9. UK and EU agree revised Withdrawal Agreement

    Labels: Revised Withdrawal, Northern Ireland
  10. EU extends Article 50 deadline to 31 January 2020

    Labels: European Council, Article 50
  11. UK election produces parliamentary majority to pass deal

    Labels: UK general, Conservative Party
  12. UK Parliament advances Withdrawal Agreement Bill

    Labels: Withdrawal Agreement, House of
  13. Withdrawal Agreement is signed by EU and UK

    Labels: Withdrawal Agreement, EU and
  14. UK withdraws from the EU; transition period begins

    Labels: UK withdrawal, Transition period