| Rank | Country | Members | Year formed | Answer | % Correct |
|---|---|---|---|---|---|
| 3 | USA | 44 million | 1828 | Democratic Part | 99%
|
| 4 | USA | 32 million | 1854 | Republican Party | 99%
|
| 2 | China | 90 million | 1921 | Communist Party of China | 90%
|
| 8 | Vietnam | 4 million | 1930 | Communist Part of Vietnam | 87%
|
| 1 | India | 100-110 million | 1980 | Bharatiya Janata Party | 63%
|
| 11 | Brazil | 1.5 million | 1980 | Workers' Party of Brazil | 54%
|
| 9 | North Korea | 3 million | 1949 | Workers' Party of Korea | 46%
|
| 5 | India | 20-40 million | 1885 | Indian National Congress | 45%
|
| 6 | Turkey | 10 million | 2001 | Adalet ve Kalkinma Partisi | 37%
|
| 13 | Brazil | 1.1 million | 1981 | Brazilian Labour Party | 18%
|
| 10 | Brazil | 2.1million | 1968 | Brazilian Democratic Movement | 13%
|
| 7 | Pakistan | 10.3 million | 1996 | Pakistan Tehreek-e-Insaf | 13%
|
| 12 | Brazil | 1.2 million | 1979 | Democratic Labour Party | 6%
|