Parties
House of Commons
Conservative Party
- Ideological Factions
- Current
- Historical
- MP Groups/Caucuses
- Organizations
- Ideological Factions
Labour Party
Co-operative Party- Ideological Factions
- Current
- Former
Highland Land League (1918 - 1934)
Socialist League (1932-1937)- Bevanites (1950s-1960s)
Gaitskellites (1950s-1960s)
Militant tendency (1964 - 1991)
Bennites (1970s-1990s)
Manifesto Group (1974-1983)
Scottish Labour Party (1976 - 1981)
New Labour (1994 - 2010)
One Nation Labour (2010 - 2015)
Blue Labour (2009-2015)
- MP Groups/Caucuses
- Organizations
Scottish National Party (SNP)
Nationalists (1934-1960s)
Devolutionists (1934-1960s)
Collaborationists (1939-1945)- Scottish Covenant Association (1940s-1950s)
55 Group (1955-1950s- 1320 Group (1967-1968
- Labour Party of Scotland (1973)
- 79 Group (1979)
- Siol nan Gaidheal (1978-1985
- Scottish Socialist Party (1987)
Anti-Gender Recognition Reform Act (2022-)
Pro Gender Recognition Reform Act (2022-)
Liberal Democrats
Democratic Unionist Party (DUP)
Sinn Fein
Plaid Cymru- Social Democratic and Labour Party (SDLP)
Alba Party
Alliance Party of Northern Ireland
Green Party
Reclaim Party
Local Councils
Principal Councils
Mebyon Kernow
Reform UK
Social Democratic Party- Yorkshire Party
Liberal Party
British Democratic Party
Community Councils
Official Monster Raving Loony Party
Animal Welfare Party
Cornish Nationalist Party
Women's Equality Party
Trade Unionist and Socialist Coalition
Non-Represented
UK Independence Party (UKIP)
Socialist Workers Party (SWP)
Libertarian Party
Left Unity
British National Party (BNP) 
Communist Party of Britain (CPB)
Communist Party of Great Britain (Marxist-Leninist)(CPGB-ML)[2]- Socialist Labour Party
- National Front
English Democrats
Heritage Party
Northern Independence Party
Britain First
Workers Party of Britain
National Liberal Party
Patriotic Alternative
Children and Family Party
National Distributist Party
Christian Peoples Alliance- Christian Party
Volt UK- Siol nan Gaidheal
Wessex Regionalists
Whig Party
Populist Party
British Progressive Party
Londependence Party
Shared Ground
Something New
Historical
England
Great Britain (1707-1801)
Jacobites (1688 - 1780s)
Hanoverian Tories (1715 - 1730s)
Court Party (1715-1752)
Country Party (1726-1752)
Cobham's Cubs (1730s - 1761)
Bedfordite Whigs (1751 - 1783)
Rockinghamite Whigs (1765 - 1784)
United Kingdom of Great Britain and Ireland 
(1801-1922)
Whigs (1678 - 1859)
Tories (1678 - 1838)
Radicals (1750s - 1859)- Repeal Association (1830-1848)
Chartists (1838 - 1857)
Irish Confederation (1847)
Indepedent Irish Party (1852-1858)
Universal League for the Material Elevation of the Industrious Classes (1863-1856)- Reform League (1865-1869)
- Home Rule League (1873-1882)
- Irish Parliamentary Party (1874-1922)
- Manhood Suffrage League(1874 - 1881)
Social Democratic Federation (1881-1911)- Irish National Federation (1891-1900)
Scottish Workers' Representation Committee (1899-1909)
Labour Representation Committee (1900)
British Socialist Party (1911 - 1920)- National Liberal Party (1922-1923)
United Kingdom of Great Britain and Northern Ireland (1922-)
- Liberal Party (1859 - 1988)
- Liberal Unionist Party (1886 - 1912)
- Independent Labour Party (1893 - 1975)
Socialist Labour Party (1903 - 1980)- Revolutionary Socialist Party (1912 - 1941)
- Socialist National Defence Committee (1915 - 1927)
British Workers League (1916 - 1927)- National Socialist Party (1916 - 1941)
National Democratic and Labour Party (1918 - 1922)- Nationalist Party (1918 - 1977)
- Communist Party of Great Britain (CPGB) (1920 - 1991)
British Fascists (1923 - 1934)
Progressive Party (1928 - 1970s)
Imperial Fascist League (1929 - 1939)
New Party (1931 - 1932)- Liberal National Party (1931 - 1968)
- British Union of Fascists (1932 - 1940)
Social Credit Party of Great Britain (1932 - 1951)
United Socialist Movement (1934 - 1965)- British People's Party (1939 - 1954)
Common Wealth Party (1942 - 1993)- Revolutionary Communist Party (1944 - 1949)
- Union Movement (1948 - 1973)
Fellowship Party (1955 - 2007)
National Labour Party (1957 - 1960)- British National Party (1960 - 1967)
Revolutionary Workers' Party (1962 - 1990s)
- Vectic National Party (1967 - 2006)
- International Marxist Group (1968 - 1982)
- British Movement (1968 - 1983)
- National Independence Party (1970s)
- British Democratic Party (1979 - 1982)
- Constitutional Movement (1979 - 1984)
Social Democratic Party (SDP) (1981 - 1988)
Islamic Party of Britain (1989 – 2006)- England First Party (2003 - 2012)
Respect Party (2004 - 2016)
British Freedom Party (2011 - 2012)
New Deal (2013-2015)
Liberty GB (2013 - 2017)
For Britain Movement (2017-2022)- Independent Group for Change (Change UK) (2019)
- All for Unity (2020-2022)]]
Think Tanks
Fabian Society
No Turning Back- Progress
Institute of Economic Affairs
Bow Group
Bright Blue- Demos
Social Market Foundation- Conservative Way Forward
The Henry Jackson Society
Libertarian Alliance
Mises UK
The Freedom Association
Conservative Monday Club- Selsdon Group
- Compass
ResPublica- Bruges Group
Centre for Policy Studies
Turning Point UK
Social and Political Movements
Ongoing
- Scottish Independence Movement (1853-)
Welsh Independence Movement (1881-)
People's Assembly Against Austerity (2013-)
Moggmentum (2017-)- 2022 mass strikes (2022-)
Historical
Lollardy (14th-16th centuries)
Peasant's Revolt (1381)
English Dissenters (1500s-1700s)[3]
Levellers (1646-1649)
Diggers (1649-1651)
Fifth Monarchists (1649-1660)
Ranters (1649-1660s)
- Jacobites (1688-1780s)
Luddites (1779-1817)- St Peter's Field Protests (1819)
- Merthyr Rising (1831)
- Chartists (1838-1857)
- 1842 general strike (1842)
- Reform League (1865-1869)
- Suffragists (1897-1928)
- Welsh coal strike of 1898 (1898)
Suffragettes (1903-1919)
Women's Social and Political Union (1903-1918)- Women's Freedom League (1907-1961)
- Tonypandy riots (1910-1911)
- Red Clydeside (1911-1919)
- Blind March (1920)
National Unemployed Workers' Movement (1921-1939)
- National Hunger March (1932)
- Jarrow March (1936)
- UK miners' strike (1984-1985)
- Poll Tax Riots (1990)
Cleggmania (2010)
Milifandom (2015)
Corbynmania (2015-2019)- Brexit Movement (2016-2019)
People's Vote (2018-2020)
List of Rulers
England 
House of Wessex (first reign)
Alfred the Great (871-899)
Edward the Elder (899-924)- Ælfweard (924, disputed)
Æthelstan the Glorious (924/925-939)- Edmund the Magnificent (939-946)
- Eadred (946-955)
Eadwig All-Fair (955-959)- Edgar the Peaceful (959-975)
- Edward the Martyr (975-978)
Æthelred the Unready (978-1013)
House of Knýtlinga (first reign)
- Sweyn Forkbeard (1013-1014)
House of Wessex (second reign)
- Æthelred the Unready (1014-1016)
- Edmund Ironside (1016)
House of Knýtlinga (second reign)
- Cnut the Great (1016-1035)
- Harold Harefoot (1035-1040)
Harthacnut (1040-1042)
House of Wessex (third reign)
- Edward the Confessor (1042-1066)
House of Godwin
Harold II Godwinson (1066)
House of Wessex (fourth reign, disputed)
Edgar II Ætheling (1066)
House of Normandy (first reign)
- William I the Conqueror (1066-1087)
- William II Rufus (1087-1100)
- Henry I Beauclerc (1100-1135)
House of Blois
- Stephen of Blois (1135-1154)
- Eustace IV, Count of Boulogne (1152-1153, co-king with Stephen, disputed)
House of Normandy (second reign, disputed)
- Empress Matilda (1141-1148)
House of Anjou/Plantagenet
- Henry II Curtmantle (1154-1189)
- Henry the Young King (1170-1183, co-king with Henry II)
- Richard I the Lionheart (1189-1199)
- John Lackland (1199-1216)
House of Capet (disputed)
- Louis VIII the Lion (1216-1217)
House of Plantagenet
- Henry III of Winchester (1216-1272)
- Edward I Longshanks (1272-1307)
- Edward II of Caernarfon (1307-1327)
- Edward III of Windsor (1327-1377)
- Richard II of Bordeaux (1377-1399)
House of Lancaster (first reign)
- Henry IV of Bolingbroke (1399-1413)
- Henry V of Monmouth (1413-1422)
- Henry VI (1422-1461)
House of York (first reign)
- Edward IV (1461-1470)
House of Lancaster (second reign)
- Henry VI (1470-1471)
House of York (second reign)
- Edward IV (1471-1483)
- Edward V (1483)
- Richard III (1483-1485)
House of Tudor
- Henry VII (1485-1509)
Henry VIII (1509-1547)- Edward VI (1547-1553)
House of Grey
- Jane Grey (1553)
House of Tudor
Mary I "Bloody Mary" (1553-1558)
Philip II the Prudent (1554-1558, co-monarch with Mary I)- Elizabeth I "The Virgin Queen (1558-1603)
House of Stuart (first reign)
- James I/James VI of Scotland (1603-1625)
- Charles I (1625-1649)
Commonwealth of England/First Interregnum
Rump Parliament (1649-1653)
Oliver Cromwell (1653-1658)- Richard Cromwell (1658-1659)
Committee of Safety (1659)
George Monck (1659-1660)
House of Stuart (second reign)
- Charles II (1660-1685)
- James II (1685-1688)
House of Stuart/ Jacobite Claimants (third reign, disputed)
- James II (1688-1701)
- James III the Old Pretender (1701-1766)
- Charles III the Young Pretender (1766-1788)
- Henry IX (1788-1807)
Second Interregnum
- Convention Parliament (1689)
House of Stuart and Orange 
- Mary II (1689-1694)
- William III of Orange (1689-1702)
- Anne (1702-1707)
Scotland 
House of Alpin
- Kenneth I the Conqueror (843-858)
- Donald I (858-862)
- Constantine I the Wine-Bountiful (862-877)
- Áed of the White Flowers (877-878)
- Giric the Son of Fortune (878-889)
- Eochaid (878-889)
- Donald II the Madman (889-900)
- Constantine II the Middle Aged (900-943)
- Malcolm I the Dangerous Red (943-954)
- Indulf the Aggressor (954-962)
- Duff the Vehement (962-967)
Colin the White (967-971)- Amlaíb (971/976-977)
Kenneth II the Fratricide (971-995)- Constantine III the Bald (995-997)
- Kenneth III the Brown (997-1005)
- Malcolm II the Destroyer (1005-1034)
House of Dunkeld
- Duncan I the Diseased (1034-1040)
Macbeth the Red King (1040-1057)- Lulach the Unfortunate (1057-1058)
- Malcolm III Great Chief (1058-1093)
- Donald III the Fair (1093-1097)
- Duncan II (1094)
- Edgar the Valiant (1097-1107)
- Alexander I the Fierce (1107-1124)
- David I the Saint (1124-1153)
- Malcolm IV the Maiden (1153-1165)
- William I the Lion (1165-1214)
- Alexander II (1214-1249)
- Alexander III (1249-1286)
House of Sverre (disputed)
- Margaret the Maid of Norway (1286-1290)
First Interregnum
Guardians of Scotland (1286-1292)
- Duncan III (1286-1288)
Alexander Comyn (1286-1289)- John Comyn II (1286-1292)
- James Stewart (1286-1292)
William Fraser (1290-1292)- Robert Wishart (1290-1292)
House of Balliol (first reign)
- John Empty Cloak (1292-1296)
Second Interregnum
- Guardians of Scotland (1296-1306)
William Wallace (1296-1298)- Robert the Bruce (1298-1300)
- John Comyn III (1298-1301)
- William de Lamberton (1299-1301)
- Ingram de Umfraville (1300-1301)
- John de Soules (1301-1306)
House of Bruce
- Robert I the Bruce (1306-1329)
- David II (1329-1371)
House of Balliol (second reign, disputed)
- Edward (1332-1356)
House of Stuart (first reign)
- Robert II the Stewart (1371-1390)
- Robert III the Lame King (1390-1406)
- James I (1406-1437)
- James II (1437-1460)
- James III (1460-1488)
- James IV (1488-1513)
- James V (1513-1542)
- Mary I (1542-1567)
- James VI/James I of England (1603-1625)
- Charles I (1625-1649, disputed with the
Covenanters) - Charles II (1649-1651)
Commonwealth of England/Third Interregnum
- Rump Parliament (1649-1653)
- Oliver Cromwell (1653-1658)
- Richard Cromwell (1658-1659)
- Committee of Safety (1659)
- George Monck (1659-1660)
House of Stuart (second reign)
- Charles II (1660-1685)
- James VII (1685-1688)
House of Stuart/ Jacobite Claimants (third reign, disputed)
- James VII (1688-1701)
- James VIII the Old Pretender (1701-1766)
- Charles III the Young Pretender (1766-1788)
- Henry I (1788-1807)
Fourth Interregnum
- Convention of Estates (1689)
House of Stuart and Orange
- Mary II (1689-1694)
- William III of Orange (1689-1702)
- Anne (1702-1707)
Kingdom of Great Britain/United Kingdom
House of Stuart
- Anne (1707-1714)
House of Hanover
- George I (1714-1727)
- George II (1727-1760)
- George III (1760-1820)]]
- George IV (1820-1830)
- William IV (1830-1837)
Victoria (1837-1901)
House of Saxe-Coburg and Gotha
- Edward VII (1901-1910)
House of Windsor
- George V (1910-1936)
Edward VIII[4] (1936)- George VI (1936-1952)
Elizabeth II[5] (1952-2022)- Charles III (2022-)
List of First Lords of the Treasury
England
Robert Cecil, 1st Earl of Salisbury (1608-1612)
Henry Howard, 1st Earl of Northampton (1612-1613)- Thomas Egerton, 1st Baron Ellesmere (1613-1614)
- Thomas Howard, 1st Earl of Suffolk (1614-1618)
George Abbot, Archbishop of Canterbury (1618-1620)- Henry Montagu, 1st Earl of Manchester (1620-1621)
- Lionel Cranfield, 1st Earl of Middlesex (1621-1624)
- James Ley, 1st Earl of Marlborough (1624-1628)
- Richard Weston, 1st Earl of Portland (1628-1635)
- William Laud, Archbishop of Canterbury (1635-1636)
- William Juxon, Bishop of London (1636-1641)
- Edward Littleton, 4th Earl of Southhampton (1641-1643)
- Francis Cottington, 1st Baron Cottington (1643-1646)
Vacant 1660
- Thomas Wirothesley, 4th Earl of Southhampton(1660-1667)
- George Monck, 1st Duke of Albemarle (1667-1670)
- Thomas Clifford, 1st Baron Clifford (1672-1673) ( Tories)
- Thomas Osborne, 1st Duke of Leeds (1673-1679) ( Whigs)
- Arthur Capell, 1st Earl of Essex (1679) ( Whigs)
- Laurence Hyde, 1st Earl of Rochester (1679-1684) ( Tories)
Sidney Godolphin, 1st Baron of Godolphin (1684-1685) ( Tories)- Laurence Hyde, 1st Earl of Rochester (1685-1687) ( Tories)
- John Belasyse, 1st Baron Belasyse (1687-1689) ( Tories)
- Charles Mordaunt, 3rd Earl Peterborough (1689-1690) ( Whigs)
- John Lowther , 1st Viscount Lonsdale (1690) ( Whigs)
- Sidney Godolphin, 1st Baron of Godolphin (1690-1697) ( Tories)
- Charles Montagu, 1st Earl of Halifax (1697-1699) ( Whigs)
- Ford Grey, 1st Earl of Tankerville (1699-1700) ( Whigs)
- Sidney Godolphin, 1st Earl of Godolphin (1700-1701) ( Tories)
- John Horward, 3rd Earl Carisle (1701-1702) ( Whigs)
- Sidney Godolphin, 1st Earl of Godolphin (1702-1710) ( Tories)
- John Poulett, 1st Earl Poulett (1710-1711) ( Whigs)
- Robert Harley, 1st Earl of Oxford (1711-1714) ( Tories)
- Charles Talbot, 1st Duke of Shrewsbury (1714)
- Charles Montagu, 1st Earl of Halifax (1714-1715) ( Whigs)
- Charles Howard, 3rd Earl of Carlisle (1715) ( Whigs)
- Robert Walpole (1715-1717) ( Whigs)
- James Stanhope, 1st Earl Stanhope (1717-1718) ( Whigs)
- Charles Spencer, 3rd Earl of Sunderland (1718-1721) ( Whigs)
List of Prime Ministers
Great Britain
- Robert Walpole (1721-1742) ( Whigs)
Spencer Compton[6] (1742-1743) ( Whigs)- Henry Pelham (1743-1754) ( Whigs)
- Thomas Pelham-Holles (1754-1756) ( Whigs)
- William Cavendish (1756-1757) ( Whigs)
- Thomas Pelham-Holles (1757-1762) ( Whigs)
- John Stuart, 3rd Earl of Bute (1762-1763) ( Tories)
- George Grenville (1763-1765) ( Grenvillite Whigs)
- Charles Watson-Wentworth (1765-1766) ( Rockinghamite Whigs)
William Pitt the Elder, 1st Earl of Chatham (1766-1768) ( Chathamite Whigs)- Augustus FitzRoy, 3rd Duke of Grafton (1768-1770) ( Chathamite Whigs)
- Frederick North (1770-1782) ( Northite Tories)
- Charles Watson-Wentworth (1782) ( Rockinghamite Whigs)
- William Petty[7] (1782-1783) ( Chathamite Whigs)
- William Cavendish-Bentinck (1783) ( Whigs)
- William Pitt the Younger (1783-1801) ( Pittite Tories)
United Kingdom of Great Britain and Ireland
Henry Addington, Viscount Sidmouth (1801-1804) (
Addingtonite Tories)- William Pitt the Younger (1804-1806) ( Pittite Tories)
- William Grenville (1806-1807) ( Whigs)
- William Cavendish-Bentinck (1807-1809) ( Pittite Tories)
- Spencer Perceval (1809-1812) ( Pittite Tories)
Robert Jenkinson (1812-1827) ( Pittite Tories)- George Canning (1827) ( Canningite Tories)
- Frederick John Robinson (1827-1828) ( Canningite Tories)
- Arthur Wellesley (1828-1830) ( Tories)
Charles Grey (1830-1834) ( Whigs)
William Lamb (1834) ( Whigs)- Arthur Wellesley (1834) ( Tories)
Robert Peel (1834-1835) ( Conservatives)- William Lamb (1835 - 1941) ( Whigs)
- Robert Peel (1841-1846) ( Conservatives)
- John Russell (1846-1852) ( Whigs)
- Edward Smith-Stanley (1852) ( Conservatives)
- George Hamilton-Gordon (1852-1855) ( Peelites)
- Henry John Temple (1855-1858) ( Whigs)
- Edward Smith-Stanley (1858-1859) ( Conservatives)
- Henry John Temple (1859-1865) ( Liberals)
- John Russell (1865-1866) ( Liberals)
- Edward Smith-Stanley (1866-1868) ( Conservatives)
Benjamin Disraeli (1868) ( Conservatives)- William Ewart Gladstone (1868-1874) ( Liberals)
- Benjamin Disraeli (1874-1880) ( Conservatives)
- William Ewart Gladstone (1880-1885) ( Liberals)
Robert Gascoyne-Cecil (1885-1886) ( Conservatives)- William Ewart Gladstone (1886) ( Liberals)
- Robert Gascoyne-Cecil (1886-1892) ( Conservatives)
- William Ewart Gladstone (1892-1894) ( Liberals)
- Archibald Primrose (1894-1895) ( Liberals)
- Robert Gascoyne-Cecil (1895-1902) ( Conservatives)
- Arthur Balfour (1902-1905) ( Conservatives)
- Henry Campbell-Bannerman (1905-1908) ( Liberals)
- Herbert Henry Asquith (1908-1916) ( Liberals)
- David Lloyd George (1916-1922) ( Liberals)
- Bonar Law (1922-1923) ( Conservatives)
United Kingdom of Great Britain and Northern Ireland
Stanley Baldwin (1923-1924) ( Conservatives)- Ramsay MacDonald (1924) ( Labour)
- Stanley Baldwin (1924-1929) ( Conservatives)
- Ramsay MacDonald (1929-1935) ( Labour/ National Labour)
- Stanley Baldwin (1935-1937) ( Conservatives)
Neville Chamberlain (1937-1940) ( Conservatives)
Winston Churchill (1940-1945) ( Conservatives)
Clement Attlee (1945-1951) ( Labour)- Winston Churchill (1951-1955) ( Conservatives)
- Anthony Eden (1955-1957) ( Conservatives)
Harold Macmillan (1957-1963) ( Conservatives)- Alec Douglas-Home (1963-1964) ( Conservatives/ Unionists)
Harold Wilson (1964-1970) ( Labour)- Edward Heath (1970-1974) ( Conservatives)
- Harold Wilson (1974-1976) ( Labour)
James Callaghan (1976-1979) ( Labour)
Margaret Thatcher (1979-1990) ( Conservatives)
John Major (1990-1997) ( Conservatives)- Tony Blair (1997-2007) ( Labour)
Gordon Brown (2007-2010) ( Labour)- David Cameron (2010-2016) ( Conservatives)
Theresa May (2016-2019) ( Conservatives)
Alexander Boris De Pfeffel Johnson (2019-2022) ( Conservatives)
Liz Truss (2022) ( Conservatives)
Rishi Sunak (2022-) ( Conservatives)
List of Deputies
Unofficial List of Deputies
- Bonar Law (1916-1922) ( Conservative)
- Clement Attlee (1939-1945) ( Labour)
Herbert Morrison (1945-1951) ( Labour)- Anthony Eden (1951-1955) ( Conservative)
- Rab Butler (1962-1963) ( Conservative)
- George Brown (1964-1970) ( Labour)
- Michael Stewart (1974-1976) ( Labour)
Reginald Maulding (1970-74) ( Conservative)- Edward Short (1974-76) ( Labour)
Michael Foot (1976-79) ( Labour)
William Whitelaw (1979-1988) ( Tories)
Geoffrey Howe (1989-1990) ( Conservative)
George Osborne (2015-2016) ( Conservative)
Damien Green (2017) ( Conservative)- David Lidington (2018-2019) ( Conservative)
- Dominic Raab (2019-2021) ( Conservative)
Official List of Deputies
- Michael Heseltine (1995-1997) ( Tories)
- John Prescott (1997-2007) ( Labour)
- Nick Clegg (2010-2015) ( Lib Dems)
- Dominic Raab (2021-2022) ( Tories)
Thérèse Coffey (2022) ( Tories)- Dominic Raab (2022-) ( Tories)
List of Chancellors of the Exchequer of the United Kingdom
- Francis Dashwood (1762-1763) ( Tories)
- George Grenville (1763-1765) ( Grenvillite Whigs)
- William Dowdeswell (1765-1766) ( Whigs)
- Charles Townshed (1766-1767) ( Whigs)
- Frederick North (1767-1782) ( Northite Tories)
- Lord John Cavendish (1782) ( Whigs)
- William Pitt the Younger (1782-1783) ( Whigs)
- Lord John Cavendish (1783) ( Whigs)
- William Pitt the Younger (1783-1801) ( Pittite Tories)
- Henry Addington, Viscount Sidmouth (1801-1804) ( Addingtonite Tories)
- William Pitt the Younger (1804-1806) ( Pittite Tories)
- Edward Law (1806) ( All the Talents)
- Henry Petty-Fitzmaurice, 3rd Marquess of Landsowne (1806-1807) ( All the Talents)
- Spencer Perceval (1807-1812) ( Pittite Tories)
- Nicholas Vansittart (1812-1823) ( Pittite Tories)
- Robert Jenkinson (1823-1827) ( Pittite Tories)
- George Canning (1827) ( Canningite Tories)
- Charles Abbott (1827) ( Tory)
- John Charles Herries (1827-1828) ( Tory)
- Henry Goulburn (1828-1830) ( Conservatives)
- John Spencer, 3rd Earl Spencer (1830-1834) ( Whigs)
- Thomas Denman (1834) ( Whigs)
- Robert Peel (1834-1835) ( Conservatives)
Thomas Spring Rice, 1st Baron of Brandon (1887-1892) ( Whigs)- Francis Baring, 1st Baron Northbrook (1839-1841) ( Whigs)
- Henry Goulburn (1841-1846) ( Conservatives)
- Charles Wood, 1st Viscount Halifax (1846-1852) ( Whigs)
- Benjamin Disraeli (1852) ( Conservatives)
- William Erwat Gladstone (1859-1866) ( Peelites)
- George Cornewall Lewis, 2nd Baronet (1855-1858) ( Whigs)
- Benjamin Disraeli (1858-1859) ( Conservatives)
- William Erwat Gladstone (1859-1866) (Liberals)
- Benjamin Disraeli (1866-1868) ( Conservatives)
- George Ward Hunt (1868) (Conservative)
- Robert Lowe (1868-1873) (Liberals)
- William Erwat Gladstone (1873-1874) (Liberals)
- Stafford Northcote (1874-1880) (Conservative)
- William Erwat Gladstone (1880-1882) (Liberals)
- Hugh Childers (1882-1885) (Liberals)
Micheal Hicks Reach (1885-1886)(
Conservative)- William Harcout (1886) (Liberals)
- Lord Randolph Churchill (1886) (Conservative)
- George Goschen 1st Viscount Goschen (1887-1892) ( Liberal Unionist)
- William Harcout (1892-1895) (Liberals)
- Micheal Hicks Reach (1895-1902)(Conservative)
- Charles Ritchie, 1st Baron Ritchie (1902-1903) ( Conservative)
- Austen Chamberlain (1903-1905) ( Liberal Unionist)
- Herbert Asquith (1905-1908) ( Liberal)
- David Lloyd George (1908-1915) ( Liberal)
- Reginald McKenna (1915-1916) ( Liberal)
- Bonar Law (1916-1919) ( Conservative)
- Austen Chamberlain (1919-1921) ( Conservatives)
- Robert Horne (1921-1922) ( Conservatives)
- Stanley Baldwin (1922-1923) ( Conservatives)
- Neville Chamberlain (1931-1936) ( Conservatives)
- John Simon (1937-1940) ( National Liberal)
- Kingsley Wood (1940-1943) ( Conservative)
John Anderson (1943-1945) ( Conservative)
Hugh Dalton (1945-1947) ( Labour)- Stafford Cripps (1947-1950) ( Labour)
- Hugh Gaitskell (1950-1951) ( Labour)
- Rab Butler (1951-1955) ( Conservative)
Harold Macmillan (1955-1957) ( Conservative)
Peter Thorneycraft (1957-1958) ( Conservative)- Derick Heathcouth-Amory 1st Viscount Amory (1958-1960) ( Conservative)
- Selwyn Lloyd (1960-1962) ( Conservative)
- Reginald Maulding (1962-1964) ( Conservative)
- James Callaghan (1964-1967) ( Labour)
- Roy Jenkins (1967-1970) ( Labour)
- Iain Macleod (1970) ( Conservative)
Anthony Barber (1970-1974) ( Conservative)- Denis Healey (1974-1979) ( Labour)
- Geoffrey Howe (1979-1983) ( Conservative)
- Nigel Lawson (1983-1989) ( Conservatives)
- John Major (1989-1990) ( Conservative)
Norman Lamont (1990-1993) ( Conservative)- Kenneth Clarke (1993-1997) ( Conservative)
- Gordon Brown (1997-2010) ( Labour)
- Alistair Darling (2007-2010) ( Labour)
- George Osbourne (2010-2016) ( Conservatives)
- Philip Hammond (2016-2019) ( Conservatives)
- Sajid Javid (2019-2020) ( Conservatives)
- Rishi Sunak (2020-2022) ( Conservatives)
- Nadhim Zahawi (2022) ( Conservatives)
Kwasi Kwarteng (2022) ( Conservatives)- Jeremy Hunt (2022-) Conservatives)
List of First Ministers
Scotland
- Donald Dewar (1999-2000) ( Labour)
- Henry McLeish (2000-2001) ( Labour)
- Jack McConnell (2001-2007) ( Labour)
- Alex Salmond (2007-2014) ( SNP)
Nicola Ferguson Sturgeon (2014-2023) ( SNP)
Humza Haroon Yousaf (2023-) ( SNP)
List of Leaders of the Oppositon of Scotland
- Alex Salmond (1999-2000) ( SNP
- John Swinney (2000-2004) ( SNP)
- Nicola Ferguson Sturgeon (2004-2007) ( SNP)
- Jack McConnell (2007) ( Labour)
- Cathy Jamieson (2007) ( Labour)
- Wendy Alexander (2007-2008) ( Labour)
- Cathy Jamieson (2008) ( Labour)
- Iain Gray (2008-2011) ( Labour)
- Joann Lamont (2011-2014) ( Labour)
- Jackie Baille (2014) ( Labour)
- Iain Gray (2015) ( Labour)
- Kezia Dugdale (2015-2016) ( Labour and Co-operative Party)
Ruth Davidson (2016-2018) (Scottish Conservative Party)- Jackson Carlaw (2018-2019) (Scottish Conservative Party)
- Ruth Davidson (2019) (Scottish Conservative Party)
- Jackson Carlaw (2019-2020) (Scottish Conservative Party)
- Ruth Davidson (2020-2021) (Scottish Conservative Party)
- Douglas Ross (2021-) (Scottish Conservative Party)
Wales
- Alun Micheal (1999-2000) ( Labour)
- Rhodri Morgan (2000-2009) ( Labour)
- Carwyn Jones (2009-2018) ( Labour)
- Mark Drakeford (2018-) ( Labour)
List of Leaders of the Oppositon of Wales
Dafydd Wigley (1999-2000) (Plaid Cymru)- Ieuan Wyn Jones (2000-2007) (Plaid Cymru)
- Nick Bourne (2007-2011) ( Conservative Party)
- Paul Davies (2011) ( Conservative Party)
- Andrew RT Davies (2011-2016) ( Conservative Party)
- Leanne Wood (2016) (Plaid Cymru)
Office Vacant 2016-2017
- Andrew RT Davies (2017-2018) ( Conservative Party)
- Paul Davies (2018-2021) ( Conservative Party)
- Andrew RT Davies (2021) ( Conservative Party)
Office Vacant 2016-2017
- Andrew RT Davies (2021-) ( Conservative Party)
Northern Ireland
- David Trimble (1998-2001)
- Reg Empey (2001)
- David Trimble (2001-2002)
Office Vacant 2003-2007
- Ian Paisely (2007-2008)
- Peter Robinson (2008-2010)
- Arlene Foster (2010)
- Peter Robinson (2010-2015)
- Arlene Foster (2015)
- Peter Robinson (2015-2016)
- Arlene Foster (2016-2017)
Office Vacant 2017-2020
- Arlene Foster (2020-2021)
- Paul Givan (2021-2022)
Office Vacant 2022-
List of Deputy First Ministers of Northern Ireland
- Seamus Mallon (1998-2001) (Social Democratic Labour Party)
- Mark Durken (2001-2002) (Social Democratic Labour Party)
Office Vacant 2003-2007
- Martin McGuiness (2007-2011) (Sinn Fein)
- John O'Dowd (2011) (Sinn Fein)
- Martin McGuiness(2011-2017) (Sinn Fein)
Office Vacant 2017-2020
- Michelle O'Neil (2020-2022) (Sinn Fein)
Office Vacant 2022-
List of Leaders of the Opposition
Leaders of the Opposition in the House of Commons
Vacant 1807
Vacant 1817
George Tierney (1818-1821) (Whigs)
Vacant 1821-1824
- Robert Peel (1827) (Tories)
Vacant 1828
- Viscount Althorp (1830) (Whigs)
- Robert Peel (1830-1834) (Tories)
- John Russell (1834-1835) (Whigs)
- Robert Peel (1835-1841) (Conservative)
- John Russell (1841-1842) (Whigs)
- George Bentinck (1846-1848) (Protectionist Conservative)
- Marquess of Granby (1848) (Protectionist Conservative)
Vacant 1848
- Marquess of Granby (1849) (Protectionist Conservative)
- John Charles Herries (1849) (Protectionist Conservative)
- Benjamin Disraeli (1849) (Protectionist Conservative)
- John Russell (1852) (Whigs)
- Benjamin Disraeli (1852-1858) (Conservative)
- Viscount Palmerston (1858-1859)(Whigs)
- Benjamin Disraeli (1859-1866) (Conservative)
- William Erwat Gladstone (1866-1868) (Liberals)
- Benjamin Disraeli (1868-1874)(Conservative)
- William Erwat Gladstone (1874) (Liberals)
- Marquess of Hartingdon (1875-1880)(Liberals)
- Stafford Northcote (1880-1885)(Conservative)
- William Erwat Gladstone (1885-1886) (Liberals)
- Micheal Hicks Reach (1886)(Conservative)
- William Erwat Gladstone (1886-1892) (Liberals)
- Arthur Balfour (1892-1895) (Conservative)
- William Harcout (1895-1899) (Liberals)
- Henry Campbell-Bannerman (1899-1905) (Liberals)
- Arthur Balfour(1905-1906) (Conservative)
- Joseph Chamberlain (1906) (Liberal Unionist)
- Arthur Balfour (1906-1911)
- Bonar Law (1911-1915) (Conservative)
Leaders of the Opposition in the House of Lords
Vacant 1821-1824
- Marquess of Landsowne (1824-1827) ( Whigs)
- Duke of Wellington (1827-1828) ( Tories)
- Marquess of Landsowne (1828-1830) ( Whigs)
- Duke of Wellington (1830-1834) ( Tories)
- The Viscount Melbourne (1834-1835) ( Whigs)
- Duke of Wellington (1835-1841) ( Conservative)
- The Viscount Slavery (1841) ( Whigs)
- Marquess of Landsowne (1842-1846) ( Whigs)
- Lord Stanely of Bickerstaffe (1846-1851) ( Conservative)
- Marquess of Landsowne (1852) ( Whigs)
- Earl of Derby (1852-1858) ( Conservative)
- Earl Granville (1858-1859) ( Whigs)
- Earl of Derby (1852-1858) ( Conservative)
- Earl Russell (1866-1868) (Liberals)
- Earl Granville (1868) (Liberals)
- Earl of Malmesbury (1868-1869) ( Conservative)
- Lord Cairns (1870-1874) ( Conservative)
- Earl Granville (1874-1880) (Liberals)
- Lord Beaconsfield (1880-1881) ( Conservative
- Marquess of Salisbury ((1881-1885) ( Conservative
- Earl Granville (1885-1886) (Liberals)
- Marquess of Salisbury (1886) ( Conservative
- Earl Granville (1886-1891) (Liberals)
- Earl Kimberley (1891-1892) (Liberals)
- Marquess of Salisbury ((1892-1895) ( Conservative
- Earl Rosebury (1895-1897) (Liberals)
- Earl Kimberley (1897-1902) (Liberals)
- Earl Spencer (1902-1905) (Liberals)
- Marquess of Ripon (1905) (Liberals)
- Marquess Landsowne (1905-1912) (Liberal Unionist Party
United Kingdom of Great Britain and Ireland
- Edward Carson (1915-1916) ( Conservatives/ Irish Unionists)
- Herbert Henry Asquith (1916-1918) ( Liberals)
- Donald Maclean (1918-1920) ( Liberals)
- Herbert Henry Asquith (1920-1922) ( Liberals)
- Ramsay MacDonald (1922-1924) ( Labour)
United Kingdom of Great Britain and Northern Ireland
- Stanley Baldwin (1924) ( Conservatives)
- Ramsay MacDonald (1924-1929) ( Labour)
- Stanley Baldwin (1929-1931) ( Conservatives)
Arthur Henderson (1931) ( Labour)- George Lansbury (1931-1935) ( Labour)
- Clement Attlee (1935-1940) ( Labour)
- Hastings Lees-Smith (1940-1942) ( Labour)
Frederick Pethick-Lawrence (1942) ( Labour)- Arthur Greenwood (1942-1945) ( Labour)
- Clement Attlee (1945) ( Labour)
- Winston Churchill (1945-1951) ( Conservatives)
- Clement Attlee (1951-1955) ( Labour)
- Herbert Morrison (1955) ( Labour)
- Hugh Gaitskell (1955-1963) ( Labour)
- George Brown (1963) ( Labour)
Harold Wilson (1963-1964) ( Labour)- Alec Douglas-Home (1964-1965) ( Conservatives)
- Edward Heath (1965-1970) ( Conservatives)
- Harold Wilson (1970-1974) ( Labour)
- Edward Heath (1974-1975) ( Conservatives)
- Margaret Thatcher (1975-1979) ( Conservatives)
- James Callaghan (1979-1980) ( Labour)
- Michael Foot (1980-1983) ( Labour)
- Neil Kinnock (1983-1992) ( Labour)
- John Smith (1992-1994) ( Labour)
- Margaret Beckett (1994) ( Labour)
- Tony Blair (1994-1997) ( Labour)
- John Major (1997) ( Conservatives)
William Hague (1997-2001) ( Conservatives)- Iain Duncan Smith (2001-2003) ( Conservatives)
- Michael Howard (2003-2005) ( Conservatives)
- David Cameron (2005-2010) ( Conservatives)
- Harriet Harman (2010) ( Conservatives)
- Ed Miliband (2010-2015) ( Labour)
- Harriet Harman (2015) ( Labour)
- Jeremy Corbyn (2015-2020) ( Labour)
Keir Starmer (2020-) ( Labour)
List of MPs
WIP
East Midlands
- Andrea Leadsom ( Conservatives)
Ben Bradley ( Conservatives)- Edward Leigh ( Conservatives)
- John Hayes ( Conservatives)
- Liz Kendall ( Labour)
- Nadia Whittome ( Labour)
- Peter Bone ( Conservatives)
East of England
Alex Burghart ( Conservatives)- Anna Firth ( Conservatives)
Anthony Browne ( Conservatives)- Bim Afolami ( Conservatives)
- Chloe Smith ( Conservatives)
- Clive Lewis ( Labour)
- Daisy Cooper ( Liberal Democrats)
- Duncan Baker ( Conservatives)
- George Freeman ( Conservatives)
Jackie Doyle-Price ( Conservatives)- James Cartlidge ( Conservatives)
James Cleverly ( Conservatives)- James Duddridge ( Conservatives)
- Jo Churchill ( Conservatives)
Jonathan Djanogly ( Conservatives)- John Baron ( Conservatives)
Kemi Badenoch ( Conservatives)- Liz Truss ( Conservatives)
- Lucy Frazer ( Conservatives)
- Mark Francois ( Conservatives)
Matt Hancock ( Conservatives)- Nadine Dorries ( Conservatives)
- Oliver Dowden ( Conservatives)
- Paul Bristow ( Conservatives)
- Peter Aldous ( Conservatives)
Priti Patel ( Conservatives)
Richard Bacon ( Conservatives)- Richard Fuller ( Conservatives)
- Robert Halfon ( Conservatives)
- Steve Barclay ( Conservatives)
- Thérèse Coffey ( Conservatives)
- Vicky Ford ( Conservatives)
London
Andrew Rosindell ( Conservatives)- Boris Johnson ( Conservatives)
- David Lammy ( Labour)
- Dawn Butler ( Labour)
- Diane Abbott ( Labour)
- Ed Davey ( Liberal Democrats)
- Emily Thornberry ( Labour)
- Iain Duncan Smith ( Conservatives)
- John McDonnell ( Labour)
- Jon Cruddas ( Labour)
- Jeremy Corbyn ( Labour) (suspended)
- Keir Starmer ( Labour)
- Sam Tarry ( Labour)
- Wes Streeting ( Labour)
Northern Ireland
- Carla Lockhart ( DUP)
- Claire Hanna ( SDLP)
- Jeffrey Donaldson ( DUP)
- John Finucane ( Sinn Féin)
- Stephen Farry ( Alliance)
- Gavin Robinson ( DUP)
North East
- Andy McDonald ( Labour)
Dehenna Davison ( Conservatives)
Ian Lavery ( Labour)- Ian Mearns ( Labour)
North West
- Angela Rayner ( Labour)
- Ben Wallace ( Conservatives)
- Esther McVey ( Conservatives)
- Ian Byrne ( Labour)
- Rebecca Long-Bailey ( Labour)
Tim Farron ( Liberal Democrats)
Scotland
Kirsty Blackman ( SNP)- Mhairi Black ( SNP)
- Ian Blackford ( SNP)
- Stephen Flynn ( SNP)
Joanna Cherry ( SNP)- Angela Crawley ( SNP)
Neale Hanvey ( Alba)
South East
- Caroline Lucas ( Green Party)
- Damian Green ( Conservatives)
- Jeremy Hunt ( Conservatives)
- John Redwood ( Conservatives)
- Kwasi Kwarteng ( Conservatives)
Layla Moran ( Liberal Democrats)- Lloyd Russell-Moyle ( Labour)
- Michael Gove ( Conservatives)
- Penny Mordaunt ( Conservatives)
- Steve Baker ( Conservatives)
- Suella Braverman ( Conservatives)
- Theresa May ( Conservatives)
- Tom Tugendhat ( Conservatives)
South West
- Ben Bradshaw ( Labour)
- Christopher Chope ( Conservatives)
- Jacob Rees-Mogg ( Conservatives)
- Liam Fox ( Conservatives)
Robert Buckland ( Conservatives)- Tobias Ellwood ( Conservatives)
Yorkshire
- David Davis ( Conservatives)
- Ed Miliband ( Labour)
Hilary Benn ( Labour)- Jon Trickett ( Labour)
- Lisa Nandy ( Labour)
Philip Davies ( Conservatives)- Richard Burgeon ( Labour)
- Rishi Sunak ( Conservatives)
- Yvette Cooper ( Labour)
Wales
- David Davies ( Conservatives)
- Hywel Williams ( Plaid Cymru)
- Ruth Jones ( Labour)
Tonia Antoniazzi ( Labour)
West Midlands
- Daniel Kawczynski ( Conservatives)
Jess Phillips ( Labour)- Michael Fabricant ( Conservatives)
- Nadhim Zahawi ( Conservatives)
- Sajid Javid ( Conservatives)
- Zarah Sultana ( Labour)
List of Former MPs
WIP
East Midlands
- WIP
East of England
- WIP
London
- WIP
Northern Ireland
- WIP
North East
- WIP
North West
- WIP
Scotland
- WIP
South East
- WIP
South West
- WIP
Yorkshire
Edmund Burke ( Whigs)
Wales
- WIP
West Midlands
- WIP
Mayors
Current
Andy Burnham ( Labour Co-op) (2017-) (Greater Manchester)
Sadiq Khan ( Labour) (2016-) (London)- Andy Street ( Conservative) (2017-) (West Midlands)
Former
- Ken Livingstone ( Labour) (2000-2008) (London)
- Boris Johnson ( Conservative) (2008-2016) (London)
- Dan Jarvis ( Labour Co-op) (2018-2022) (South Yorkshire)
- William Scholefield (1838-1839) (Birmingham)
- Philip Henry Muntz (1839-1840) (Birmingham)
- Samuel Beale (1841) (Birmingham)
- ↑ Also contains elements of
Guild Socialism and 
Corporatism
- ↑ CPGB-ML reveres
Vladimir Lenin, 
Joseph Stalin, 
Mao Zedong, 
Kim Il-sung, 
Enver Hoxha and 
Fidel Castro, whilst denouncing Trotskyism, Social Democracy, Democratic Socialism and 
Khrushchevism. They also believe that 
LGBT 
people are all secret 
Reactionaries.
- ↑ Some dissenting groups are still around today
- ↑ Edward VIII was a Nazi sympathiser
- ↑ During the early 1950s in Scotland, there is a dispute over the correct title of the new British monarch, Elizabeth II or Elizabeth I, which eventually lead to the Pillar Box War. This occurred as Elizabeth I having been the queen of the former kingdoms of England and Ireland but not Scotland.
- ↑ Notorious for taking measures without reaching a consensus
- ↑ He secured peace between the US and Great Britain
