| Timeline | Capital | Country | % Correct |
|---|---|---|---|
| 1914 - 1918 | Petrograd/(Saint Petersburg) | Russian Empire | Russia | 100%
|
| 1547 - 1712 | Moscow | Russia | Tsardom of Russia | 100%
|
| 1922 - 1991 | Moscow | Soviet Union | 100%
|
| 1721 - 1727 | Saint Petersburg/St. Petersburg | Russian Empire | Russia | 90%
|
| 882 - 1169 | Kiev (Kyiv) | Kievan Rus' | Ukraine | 89%
|
| 1918 - 1993 | Prague | Czechoslovakia | 88%
|
| 1296 - 1795 | Kraków | Poland | Kingdom of Poland | 86%
|
| 1038 - 1079 | Kraków | Poland | Kingdom of Poland | 83%
|
| 1138 - 1290 | Kraków | Poland | Kingdom of Poland | 83%
|
| 1727 - 1731 | Moscow | Russian Empire | Russia | 83%
|
| 1784 - 1849 | Buda | Hungary | Kingdom of Hungary | 75%
|
| 1731 - 1914 | Saint Petersburg/St. Petersburg | Russian Empire | Russia | 75%
|
| 1712 - 1721 | Saint Petersburg/St. Petersburg | Russia | Tsardom of Russia | 69%
|
| 1290 - 1296 | Poznań | Poland | Kingdom of Poland | 67%
|
| 1536 - 1784 | Pozsony (Bratislava) | Hungary | Kingdom of Hungary | 50%
|
| 10th century - 1038 | Gniezno and Poznań | Poland | Kingdom of Poland | 43%
|
| 862 - 882 | Novgorod | Kievan Rus' | Ukraine | 40%
|
| 1327 - 1547 | Moscow | Moscow | Grand Duchy of Moscow | 33%
|
| 1944 - 1945 | Lublin | Polish Committee of National Liberation | Poland | 33%
|
| 1079 - 1138 | Płock | Poland | Kingdom of Poland | 29%
|
| 1361 - 1536 | Buda | Hungary | Kingdom of Hungary | 25%
|
| 972/973 - 1256 | Székesfehérvár and Esztergom | Hungary | Kingdom of Hungary | 25%
|
| 1708 - 1722 | Hlukhiv | Cossack Hetmanate | 14%
|
| 1241 - 1272 | Kholm (Chełm) | Galicia–Volhynia | Kingdom of Galicia–Volhynia | 14%
|
| 1917 - 1920 | Kiev (Kyiv) | Ukrainian People's Republic | 14%
|
| 1919 - 1934 | Kharkiv | Ukrainian SSR | 14%
|
| 1750 - 1764 | Baturyn | Cossack Hetmanate | 13%
|
| 1669 - 1708 | Baturyn | Cossack Hetmanate | 10%
|
| 1413 - 1526 | Warsaw | Duchy of Masovia | Masovia | 8%
|
| 1867 - 1873 | Buda | Austria-Hungary | 0%
|
| 1938 - 1938 | Uzhhorod | Carpatho-Ukraine | 0%
|
| 1938 - 1939 | Khust | Carpatho-Ukraine | 0%
|
| 1727 - 1734 | Hlukhiv | Cossack Hetmanate | 0%
|
| 1648 - 1669 | Chyhyryn | Cossack Hetmanate | 0%
|
| 1138 - 1313 | Płock | Duchy of Masovia | Masovia | 0%
|
| 1313 - 1413 | Czersk | Duchy of Masovia | Masovia | 0%
|
| 1809 - 1809 | Toruń | Duchy of Warsaw | 0%
|
| 1238 - 1241 | Halych | Galicia–Volhynia | Kingdom of Galicia–Volhynia | 0%
|
| 1272 - 1349 | Lev (Lviv) | Galicia–Volhynia | Kingdom of Galicia–Volhynia | 0%
|
| 1199 - 1238 | Volodymyr | Galicia–Volhynia | Kingdom of Galicia–Volhynia | 0%
|
| 1169 - 1327 | Vladimir | Grand Duchy of Vladimir | 0%
|
| 1438 - 1552 | Kazan | Kazan Khanate | 0%
|
| c. 1038 - 1047 | Płock | Masovia | 0%
|
| 632 - 665 | Phanagoria | Old Great Bulgaria | 0%
|
| 1945 - 1947 | Łódź | Polish People's Republic | 0%
|
| 1611 - 1612 | Yaroslavl | Russia | Tsardom of Russia | 0%
|
| 1918 - 1918 | Taganrog | Ukrainian Soviet Republic | 0%
|
| 8th century - 1240s | Bolghar | Volga Bulgaria | 0%
|
| 1918 - 1919 | Ternopil | West Ukrainian People's Republic | 0%
|
| 1919 - 1919 | Stanislaviv (Ivano-Frankivsk) | West Ukrainian People's Republic | 0%
|