| Membership | Ideology | Country | Party | % Correct |
|---|---|---|---|---|
| 250,000 | Social Democracy | United Kingdom | Labour Party | 92%
|
| 195,000 | Green Politics | United Kingdom | Green Party of England and Wales | 90%
|
| 123,000 | Liberal Conservatism | United Kingdom | Conservative Party | 85%
|
| 268,000 | Right-Wing Populism | United Kingdom | Reform UK | 85%
|
| 365,190 | Social Democracy | Germany | Social Democratic Party of Germany | 83%
|
| 363,100 | Christian Democracy | Germany | Christian Democratic Union of Germany | 81%
|
| 93,943 | Social Democracy | Portugal | Socialist Party | 81%
|
| 60,000 | Liberalism | United Kingdom | Liberal Democrats | 77%
|
| 70,000 | Right-Wing Populism | Germany | Alternative for Germany | 73%
|
| 806,000 | Conservatism | Spain | People's Party | 71%
|
| 160,000 | Communism | Russia | Communist Party of the Russian Federation | 69%
|
| 110,000 | Liberal Conservatism | Italy | Forza Italia | 67%
|
| 160,000 | National Conservatism | France | National Rally | 67%
|
| 2,600,000 | Authoritarian Conservatism | Russia | United Russia | 65%
|
| 125,300 | Christian Democracy | Germany | Christian Social Union In Bavaria | 63%
|
| 56,011 | Separatism | United Kingdom | Scottish National Party | 63%
|
| 530,000 | Social Democracy | Romania | Social Democratic Party | 63%
|
| 91,500 | Liberal Conservatism | Portugal | Social Democratic Party | 63%
|
| 140,000 | Social Democracy | Austria | Social Democratic Party of Austria | 60%
|
| 295,018 | Ultranationalism | Russia | Liberal Democratic Party of Russia | 58%
|
| 100,000 | Social Democracy | Serbia | Socialist Party of Serbia | 58%
|
| 100,000 | Right-Wing Populism | Italy | Lega | 56%
|
| 93,000 | Social Democracy | Albania | Socialist Party of Albania | 56%
|
| 123,126 | Democratic Socialism | Germany | Die Linke | 54%
|
| 63,468 | Ultranationalism | Spain | Vox | 54%
|
| 540,000 | Democratic Socialism | France | La France Insoumise | 52%
|
| 152,913 | Social Democracy | Spain | Spanish Socialist Workers' Party | 52%
|
| 130,000 | National Conservatism | Italy | Brothers of Italy | 50%
|
| 600,000 | Christian Democracy | Austria | Austrian People's Party | 48%
|
| 138,800 | Left-Wing Populism | Spain | Podemos | 48%
|
| 120,000 | Liberalism | Switzerland | The Liberals | 48%
|
| 72,251 | Liberal Conservatism | France | The Republicans | 48%
|
| 170,000 | Populism | Italy | Five Star Movement | 46%
|
| 78,257 | Social Democracy | Sweden | Swedish Social Democratic Party | 46%
|
| 165,000 | Social Democracy | Italy | Democratic Party | 44%
|
| 70,000 | Liberalism | Germany | Free Democratic Party | 44%
|
| 166,000 | Green Politics | Germany | Alliance 90/The Greens | 42%
|
| 70,000 | National Conservatism | Portugal | Chega | 40%
|
| 80,000 | Nationalism | United Kingdom | Restore Britain | 35%
|
| 190,000 | Democratic Socialism | Greece | Syriza | 35%
|
| 700,000 | Liberal Populism | Serbia | Serbian Progressive Party | 29%
|
| 75,000 | National Conservatism | France | Reconquête | 27%
|
| 210,384 | Conservatism | Croatia | Croatian Democratic Union | 23%
|
| 200,000 | Statism | Belarus | Belaya Rus | 19%
|
| 90,000 | National Conservatism | Switzerland | Swiss People's Party | 19%
|
| 122,000 | Federalism | Italy | Lega Nord | 15%
|
| 182,000 | Christian Democracy | Romania | National Liberal Party | 15%
|
| 51,078 | (Political Satire) | Germany | Die PARTEI | 13%
|
| 60,163 | National Conservatism | Netherlands | Forum for Democracy | 13%
|
| 400,000 | Social Democracy | Russia | A Just Russia | 10%
|
| 55,867 | Right-Wing Populism | Belarus | Liberal Democratic Party of Belarus | 10%
|
| 192,707 | Social Democracy | Bosnia & Herzegovina | Alliance of Independent Social Democrats | 6%
|
| 135,000 | Ultranationalism | Russia | Rodina | 6%
|
| 60,000 | Liberalism | Belgium | Anders | 2%
|
| 73,000 | Conservatism | Poland | Polish People's Party | 0%
|
| 100,000 | (Pensioners' Interests) | Serbia | PUPS - Solidarity and Justice | 0%
|