# Unitary parliamentary republic

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A unitary parliamentary republic is a type of unitary state with a republican form of government in which political authority is entrusted to the parliament by multiple constituencies throughout a country. In this system, voters elect members of parliament, who then make legislative decisions on behalf of their constituents.

## List of unitary parliamentary republics

| Country | Formerly | Parliamentary republic adopted | Head of state elected by | Cameral structure |
| Albania | One-party state | 1991 | Parliament, by majority | Unicameral |
| Armenia | Semi-presidential republic | 2018 | Parliament, by majority | Unicameral |
| Bangladesh | Semi-presidential republic | 1991 | Parliament | Unicameral |
| Barbados | Constitutional monarchy | 2021 | Parliament, by two-thirds majority if there is no joint nomination | Bicameral |
| Botswana | British protectorate (Bechuanaland Protectorate) | 1966 | Parliament, by majority | Unicameral |
| Bulgaria | One-party state | 1989 | Direct election, by second-round system | Unicameral |
| Croatia | Semi-presidential republic | 2000 | Direct election, by second-round system | Unicameral |
| Czech Republic | One-party state (part of Czechoslovakia) | 1989 (independent since 1993) | Direct election, by second-round system (since 2013; previously parliament, by majority) | Bicameral |
| Dominica | Associated state of the United Kingdom | 1978 | Parliament, by majority | Unicameral |
| Estonia | Occupied by the Soviet Union (one party state) | 1918 | Parliament, by two-thirds majority | Unicameral |
| Fiji | Military dictatorship | 2014 | Parliament, by majority | Unicameral |
| Finland | Semi-presidential republic | 2000 | Direct election, by second-round system | Unicameral |
| Georgia | Representative Democracy Governed as a Unitary Parliamentary Republic. | 1921 | Direct election, led by a group of people called “parliaments” | Bicameral |
| Greece | Military dictatorship; Constitutional monarchy | 1975 | Parliament, by supermajority | Unicameral |
| Hungary | One-party state | 1990 | Parliament, by absolute majority | Unicameral |
| Iceland | Formerly part of Denmark; Constitutional monarchy | 1944 | Direct election, by first-past-the-post | Unicameral |
| Republic of Ireland | Coalition | 1949 | Direct election, by instant-runoff vote | Bicameral |
| Israel | British Protectorate | 1948 | Parliament, by majority | Unicameral |
| Italy | Constitutional monarchy | 1946 | Parliament, by absolute majority | Bicameral |
| Kiribati | Protectorate | 1979 | Direct election, by first-past-the-post vote | Unicameral |
| Latvia | One-party state (part of Soviet Union) | 1991 | Parliament | Unicameral |
| Lebanon | Protectorate (French mandate of Lebanon) | 1941 | Parliament | Unicameral |
| North Macedonia | One-party state (part of Yugoslavia) | 1991 | Direct election, by second-round system | Unicameral |
| Malta | Constitutional monarchy | 1974 | Parliament, by majority | Unicameral |
| Marshall Islands | UN Trust Territory (part of Trust Territory of the Pacific Islands) | 1979 | Parliament | Bicameral |
| Mauritius | Constitutional monarchy | 1992 | Parliament, by majority | Unicameral |
| Moldova | Semi-presidential republic | 2001 | Direct election, by second-round system | Unicameral |
| Montenegro | One-party state (Part of Yugoslavia, and after Serbia and Montenegro) | 1992 (independent since 2006) | Direct election, by second-round system | Unicameral |
| Nauru | Australian Trust Territory | 1968 | Parliament | Unicameral |
| Poland | One-party state | 1989 | Direct election | Bicameral |
| San Marino | Autocracy (part of the Roman Empire) | 301 | Parliament | Unicameral |
| Serbia | One-party state (part of Yugoslavia) | 1991 (independent since 2006) | Direct election, by second-round system | Unicameral |
| Singapore | Constitutional monarchy (part of Malaysia) | 1965 | Direct election (since 1993) | Unicameral |
| Slovakia | One-party state (part of Czechoslovakia) | 1989 (independent since 1993) | Direct election, by second-round system (since 1999; previously by parliament) | Unicameral |
| Slovenia | One-party state (part of Yugoslavia) | 1991 | Direct election, by second-round system | Bicameral |
| South Africa | Constitutional monarchy | 1961 | Parliament, by majority | Bicameral |
| Suriname | Military dictatorship | 1987 | Parliament, by majority | Unicameral |
| Republic of China (Taiwan) | One-party military dictatorship | 1946 | Electoral college, directly elected by the electorate | Tricameral |
| Trinidad and Tobago | Constitutional monarchy | 1976 | Parliament | Bicameral |
| Togo | Presidential republic | 2024 | Parliament | Unicameral |
| Vanuatu | British–French condominium (New Hebrides) | 1980 | Parliament and regional council presidents, by majority | Unicameral |