Portugal

• Sources
• Polity Style: 1815-2023
• Rulers: 1095-1140
• Kings, Queens and Regents: 1140-1580
• Kings: 1580-1640
• Kings and Queens: 1640-1826
• Kings and Queens: 1826-1910
• Heads of State: 1910-1974
• Heads of State: 1974-2023

• Heads of Government: 1910-1974
• Heads of Government: 1974-2023