| Dynasty/Regime | Year | % Correct |
|---|---|---|
| Third Republic | 1974 | 94%
|
| First Republic | 1910 | 89%
|
| National Dictatorship (Ditadura Nacional) | 1926 | 83%
|
| Estado Novo | 1933 | 78%
|
| Habsburg (Iberian Union) | 1580 | 61%
|
| Brigantine (Braganza) | 1640 | 61%
|
| Joanine (Aviz) | 1385 | 44%
|