Timeline
This page displays a list of events, in reverse chronological order, including:
- General elections
- Westminster by-elections
- Local elections
- Party changes (typically the whip being withdrawn or restored, or defections)
2026
- Jul 30: Party change for Diane Abbott: Whip restored (Ind to Lab)
- Jul 30: Party change for Joani Reid: Whip restored (Ind to Lab)
- Jul 20: Andy Burnham becomes Prime Minister
- Jul 8: Party change for Nigel Farage: Resigned as MP (was Ref)
- Jun 22: Sir Keir Starmer announces resignation
- Jun 18: By-election in Makerfield - won by Andy Burnham
- Jun 18: By-election in Aberdeen South - won by Douglas Lumsden
- Jun 18: By-election in Arbroath and Broughty Ferry - won by Lara Bird
- Jun 18: Party change for Cameron Thomas: Whip withdrawn (LD to Ind)
- Jun 10: Party change for Jeremy Corbyn: Officially MP in Your Party (Ind to YP)
- May 18: Party change for Josh Simons: Resigned as MP (was Lab)
- May 14: Party change for Stephen Mark Flynn: Resigned as MP (was SNP)
- May 14: Party change for Stephen Gethins: Resigned as MP (was SNP)
- May 7: Local elections
- Mar 31: Party change for Karl Turner: Whip withdrawn (Lab to Ind)
- Mar 20: Party change for Rupert Lowe: First Restore Britain MP (Ind to RB)
- Mar 6: Party change for Markus Campbell-Savours: Whip restored (Ind to Lab)
- Mar 4: Party change for Joani Reid: Resigned whip (Lab to Ind)
- Feb 26: By-election in Gorton and Denton - won by Hannah Spencer
- Jan 26: Party change for Suella Braverman: Defected to Reform (Cons to Ref)
- Jan 23: Party change for Andrew Gwynne: Resigned (was Ind)
- Jan 18: Party change for Andrew Rosindell: Defected to Reform (Cons to Ref)
- Jan 15: Party change for Robert Jenrick: Defected to Reform (Ind to Ref)
- Jan 15: Party change for Robert Jenrick: Whip withdrawn (Cons to Ind)
2025
- Dec 3: Party change for Markus Campbell-Savours: Whip withdrawn (Lab to Ind)
- Nov 18: Party change for Zarah Sultana: First Your Party MP (Ind to YP)
- Nov 7: Party change for Neil Duncan-Jordan: Whip restored (Ind to Lab)
- Nov 7: Party change for Rachael Maskell: Whip restored (Ind to Lab)
- Nov 7: Party change for Brian Leishman: Whip restored (Ind to Lab)
- Nov 7: Party change for Chris Hinchliff: Whip restored (Ind to Lab)
- Sep 26: Party change for John McDonnell: Whip restored (Ind to Lab)
- Sep 26: Party change for Apsana Begum: Whip restored (Ind to Lab)
- Sep 15: Party change for Danny Kruger: Defected (Cons to Ref)
- Sep 1: Party change for Oliver Ryan: Whip restored (Ind to Lab)
- Jul 17: Party change for Diane Abbott: Administrative suspension (Lab to Ind)
- Jul 16: Party change for Neil Duncan-Jordan: Whip withdrawn (Lab to Ind)
- Jul 16: Party change for Rachael Maskell: Whip withdrawn (Lab to Ind)
- Jul 16: Party change for Brian Leishman: Whip withdrawn (Lab to Ind)
- Jul 16: Party change for Chris Hinchliff: Whip withdrawn (Lab to Ind)
- Jul 5: Party change for James McMurdock: Whip withdrawn (Ref to Ind)
- May 13: Party change for Patrick Spencer: Whip withdrawn (Cons to Ind)
- May 1: Local elections
- May 1: By-election in Runcorn and Helsby - won by Sarah Joanne Pochin
- Apr 4: Party change for Dan Norris: Whip withdrawn (Lab to Ind)
- Mar 17: Party change for Mike Amesbury: Resignation (was Ind)
- Mar 7: Party change for Rupert Lowe: Whip withdrawn (Ref to Ind)
- Feb 10: Party change for Oliver Ryan: Whip withdrawn (Lab to Ind)
- Feb 8: Party change for Andrew Gwynne: Whip withdrawn (Lab to Ind)
- Feb 5: Party change for Ian Byrne: Whip restored (Ind to Lab)
- Feb 5: Party change for Richard Burgon: Whip restored (Ind to Lab)
- Feb 5: Party change for Imran Hussain: Whip restored (Ind to Lab)
- Feb 5: Party change for Rebecca Long-Bailey: Whip restored (Ind to Lab)
2024
- Oct 27: Party change for Mike Amesbury: Suspended (Lab to Ind)
- Sep 28: Party change for Rosie Duffield: Left party (Lab to Ind)
- Jul 23: Party change for John McDonnell: Whip withdrawn (Lab to Ind)
- Jul 23: Party change for Ian Byrne: Whip withdrawn (Lab to Ind)
- Jul 23: Party change for Richard Burgon: Whip withdrawn (Lab to Ind)
- Jul 23: Party change for Imran Hussain: Whip withdrawn (Lab to Ind)
- Jul 23: Party change for Rebecca Long-Bailey: Whip withdrawn (Lab to Ind)
- Jul 23: Party change for Zarah Sultana: Whip withdrawn (Lab to Ind)
- Jul 23: Party change for Apsana Begum: Whip withdrawn (Lab to Ind)
- Jul 4: General election
- May 22: General election called