# UK parliamentary caucus

In the House of Commons of the United Kingdom, it is common for Members of Parliament to organize into parliamentary groups separate to the political parties which they are members of.

## Active in current Parliament
### Labour Party (404)

| Group | Founded | Political position | Ideology | Leader | Number of MPs |
| Blue Labour | 2009 2025 (relaunch) | Syncretic | Social conservatism, Guild socialism, Corporatism | Dan Carden | 4 / 404 |
| Labour Growth Group | 2024 | | Pro-Keir Starmer | Mark McVitie (non-MP) | c. 100 / 404 |
| Red Wall Caucus | 2024 | Conservative left, Soft left | Anti-immigration | Jo White | 40 / 404 |
| Socialist Campaign Group | 1982 | Left-wing | Democratic socialism | | 23 / 404 |
| Labour Representation Committee | 2004 | Left-wing | Socialism | John McDonnell | 1 / 404 |
| Campaign for Socialism | 1994 | Left-wing | Democratic socialism, Trade unionism | Stuart Honeyman (non-MP) | 1 / 37 (Scottish MPs) |

### Others

| Group | Group | Founded | Political position | Ideology | Leader | House of Commons |
| | Independent Alliance (UK) | 2024 | | Anti-austerity | | 5 / 650 |

## Other
### Labour Party

| Group | Founded | Last activity | Political position | Ideology | Leader | Number of MPs |
| Tribune Group of MPs | 1964 2017 (relaunch) | 2023 | Soft left | | Clive Efford (2017) | 75+ (2017) |
| Christians on the Left | 1960 | | | Christian socialism | Jonathan Reynolds | Unknown |
| Labour Friends of Israel | 1957 | | | Pro-Israel | Jon Pearce | Unknown |
| Labour Friends of Palestine and the Middle East | 2009 | | | Pro-Palestine | Julie Elliott | Unknown |

### Conservative and Unionist Party

| Group | Founded | Last activity | Political position | Ideology | Leader | Number of MPs |
| One Nation Conservatives | 2019 | | Centre-right | One-nation conservatism | Damien Green (until 2024) | 8 / 121 |
| Blue Collar Conservatives | 2012 | | Right-wing | Conservatism, Right-wing populism, Social conservatism, Euroscepticism | Esther McVey | Unknown |
| European Research Group | 1993 | | | Euroscepticism | Mark Francois | Unknown |
| Northern Research Group | 2020 | | | | Jake Berry (until 2024) | 55 /365 (2020) |
| Common Sense Group | 2020 | | Hard-right | | Edward Leigh | 59 (2020) |
| Cornerstone Group | 2005 | | Right-wing | High Toryism | Edward Leigh | 32 (until 2019) |
| Net Zero Scrutiny Group | 2021 | | | | Craig Mackinlay (until 2024) | 29 (2022) |
| New Conservatives (UK) | 2023 | 2024 | Right-wing | National conservatism, Social conservatism, Euroscepticism | John Hayes (until 2024) | 24 / 365 (until 2024) |
| Popular Conservatism | 2024 | | | Conservatism, Right-libertarianism | Mark Littlewood | Unknown |
| No Turning Back (political group) | 1985 | | Right-wing | Thatcherism | John Redwood | Unknown |
| Conservative Way Forward | 1991 | | Right-wing | Thatcherism, Euroscepticism | Steve Baker (until 2024) | Unknown |
| Conservative Friends of Israel | 1974 | | | Pro-Israel | | Unknown |

### Liberal Democrats

| Group | Founded | Political position | Ideology | Leader | Number of MPs |
| Liberal Reform | 2012 | Centre | Liberalism, Economic liberalism, Social liberalism | Fraser Coppin Alan Muhammed | Unknown |
| Social Liberal Forum | 2009 | Centre-left | Social liberalism, Progressivism | Iain Brodie-Browne | Unknown |
| Liberal Democrat Friends of Turkey | 2008 | | | | Unknown |
| Liberal Democrat Friends of Israel | 1988 | | Pro-Israel | Baron Palmer | Unknown |