| Period | Answer | % Correct |
|---|---|---|
| 1765-1783 | United States | 98%
|
| 1917 | Russian Empire | 93%
|
| 1789-1799 | France | 92%
|
| 1945-1950 | Republic of China | 71%
|
| 1936 | Spain | 69%
|
| 1978-1979 | Iran | 67%
|
| 1810-1821 | Mexico | 66%
|
| 1953-1959 | Cuba | 57%
|
| 1791-1804 | Haiti | 56%
|
| 1821-1829 | Greece | 39%
|
| 1919-1921 | Ireland | 37%
|
| 1830-1831 | Belgium | 27%
|
| 1896-1898 | Philippines | 23%
|
| 1999-present | Venezuela | 23%
|