| Years of existing | Answer | % Correct |
|---|---|---|
| 1878-1918, 2006- | Serbia | 98%
|
| 1867-1918 | Austria-Hungary | 97%
|
| 1991- | Croatia | 96%
|
| 1821- | Greece | 96%
|
| 1878-1918, 2006- | Montenegro | 96%
|
| 1877- | Romania | 96%
|
| 1992- | Bosnia and Herzegovina | 95%
|
| 1908- | Bulgaria | 95%
|
| 2008- | Kosovo | 95%
|
| 1912-1939, 1943- | Albania | 94%
|
| 1920-1943, 1954- | Italy | 94%
|
| 1991- | North Macedonia | 93%
|
| 1991- | Slovenia | 93%
|
| 1923- | Turkey | 93%
|
| 1992-2003 | Federal Republic of Yugoslavia | 90%
|
| 1918-1941, 1941-1992 | Yugoslavia | 90%
|
| 1941-1945 | Germany | 88%
|
| 1800-1923 | Ottoman Empire | 85%
|
| 1800-1867 | Austrian Empire | 82%
|
| 1805-1814 | France | 76%
|
| 2003-2006 | Serbia and Montenegro | 49%
|
| 1800-1808 | Ragusa | 36%
|
| 1947-1954 | Free Territory of Trieste | 16%
|
| 1800-1806 | Holy Roman Empire | 15%
|
| 1920-1924 | Free City of Fiume | 12%
|