| Year | Country | % Correct |
|---|---|---|
| 1944 | Germany | 95%
|
| 1991 | Iraq | 94%
|
| 2003 | Iraq | 94%
|
| 1846 | Mexico | 94%
|
| 1916 | Mexico | 94%
|
| 2001 | Afghanistan | 93%
|
| 1961 | Cuba | 93%
|
| 1942 | Japan | 93%
|
| 1812 | United Kingdom (Canada) | 93%
|
| 1898 | Spain (Caribbean) | 88%
|
| 1943 | Italy | 85%
|
| 1900 | China | 78%
|
| 1918 | Russia | 77%
|
| 1989 | Panama | 76%
|
| 1898 | Philippines | 74%
|
| 1983 | Grenada | 70%
|
| 1950 | North Korea | 70%
|
| 1915 | Haiti | 69%
|
| 1994 | Haiti | 69%
|
| 1965 | Dominican Republic | 57%
|
| 1970 | North Vietnam | 51%
|
| 1871 | Korea | 48%
|
| 2015 | Yemen | 48%
|
| 1861 | Confederate States | 41%
|
| 1805 | Ottoman Empire | 34%
|
| 1941 | Denmark (Greenland) | 31%
|
| 1893 | Hawaii | 29%
|