| Population | Answer | % Correct |
|---|---|---|
| 400,800,000 | British Empire | 100%
|
| 400,000,000 | Qing Dynasty | 100%
|
| 46,605,000 | Empire of Japan | 96%
|
| 78,790,700 | France | 96%
|
| 136,305,900 | Russian Empire | 96%
|
| 78,816,167 | United States | 96%
|
| 67,609,178 | German Empire | 94%
|
| 18,834,000 | Spanish Empire | 94%
|
| 12,434,000 | Portugal | 92%
|
| 47,295,100 | Austria-Hungary | 90%
|
| 33,095,000 | Italy | 90%
|
| 17,984,000 | Brazil | 88%
|
| 15,426,500 | Belgium | 86%
|
| 13,607,000 | Mexico | 86%
|
| 47,980,100 | Netherlands | 86%
|
| 31,706,300 | Ottoman Empire | 86%
|
| 4,542,000 | Argentina | 84%
|
| 7,354,400 | Norway-Sweden | 84%
|
| 3,110,100 | Chile | 78%
|
| 12,180,600 | Ethiopia | 78%
|
| 17,082,000 | Korea | 78%
|
| 3,000,000 | Peru | 76%
|
| 4,157,000 | Colombia | 75%
|
| 2,569,000 | Denmark | 75%
|
| 6,320,000 | Siam | 75%
|
| 1,766,000 | Bolivia | 73%
|
| 2,445,000 | Venezuela | 73%
|
| 635,600 | Paraguay | 71%
|
| 6,000,000 | Romania | 71%
|
| 943,000 | Uruguay | 71%
|
| 3,315,400 | Switzerland | 69%
|
| 9,860,000 | Persia | 67%
|
| 3,744,300 | Bulgaria | 65%
|
| 2,579,800 | Serbia | 65%
|
| 1,400,000 | South Africa | 65%
|
| 1,271,900 | Ecuador | 63%
|
| 341,600 | Costa Rica | 59%
|
| 543,700 | Honduras | 59%
|
| 641,000 | Liberia | 57%
|
| 429,300 | Nicaragua | 57%
|
| 4,550,000 | Afghanistan | 55%
|
| 801,000 | El Salvador | 53%
|
| 885,000 | Guatemala | 51%
|
| 600,000 | Dominican Republic | 45%
|
| 3,599,000 | Nepal | 43%
|
| 320,000 | Montenegro | 35%
|
| 500,000 | Muscat and Oman | 29%
|
| 4,218,000 | Jabal Shammar | 4%
|
| 400,000 | Orange Free State | 4%
|
| 20,000,000 | Sokoto Caliphate | 4%
|