| Answer | % Correct |
|---|---|
| Austria-Hungary | 100%
|
| Belgium | 100%
|
| France | 100%
|
| Germany | 100%
|
| Greece | 100%
|
| Luxembourg | 100%
|
| Romania | 100%
|
| Russia | 100%
|
| Serbia | 100%
|
| United Kingdoms of Sweden and Norway | 100%
|
| Bulgaria | 89%
|
| Italy | 89%
|
| Netherlands | 89%
|
| Portugal | 89%
|
| Spain | 89%
|
| United Kingdom | 89%
|
| Denmark | 78%
|
| Montenegro | 78%
|
| Ottoman Empire | 78%
|
| San Marino | 67%
|
| Andorra | 56%
|
| Monaco | 56%
|
| Switzerland | 44%
|
| Liechtenstein | 33%
|