| Answer | % Correct | |
|---|---|---|
| 221 BC | China | 93%
|
| 1922 | Egypt | 90%
|
| 660 BC | Japan | 87%
|
| 1776 | United States | 87%
|
| 843 | France | 86%
|
| 1901 | Australia | 84%
|
| 1853 | New Zealand | 82%
|
| 519 | United Kingdom | 82%
|
| 1810 | Mexico | 81%
|
| 440 | India | 79%
|
| 900 | Ethiopia | 78%
|
| 1810 | Colombia | 77%
|
| 1810 | Argentina | 76%
|
| 1810 | Chile | 76%
|
| 476 | Italy | 75%
|
| 1810 | Venezuela | 72%
|
| 1809 | Ecuador | 68%
|
| 1804 | Haiti | 66%
|
| 209 BC | Mongolia | 63%
|
| 301 | San Marino | 63%
|
| 1631 | Morocco | 61%
|
| 1910 | South Africa | 61%
|
| 1962 | Samoa | 59%
|
| 1970 | Tonga | 55%
|
| 1821 | Costa Rica | 54%
|
| 1821 | El Salvador | 50%
|
| 1847 | Liberia | 48%
|
| 1968 | Nauru | 47%
|
| 1650 | Oman | 24%
|
| 626 | Croatia | 23%
|