Defunct unicameral legislatures

single-chamber assembly in France from 21 September 1792 to 26 October 1795

convention of delegates that became the governing body of the United States

legislative assembly in the Russian Empire

former political body formed from the National Assembly on 9 July 1789 during the first stages of the French Revolution

The Gerousia (Γερουσία), (also called the Spartan Senate) was the council of elders in the ancient Greek city-state of Sparta. It was a prestigious body, holding important judicial, legislative, and supervisory powers. During the Archaic and Classical periods, the Gerousia consisted of the two Spartan kings, plus twenty-eight adult male citizens (Spartiates) called gerontes (γέροντες, singular: γέροντ, geront). The gerontes were required to be at least sixty years old, were elected by acclamation, and held office for life. Following the Classical period, its membership, minimum age, and tenure

The Volkskammer (, "'''People's Chamber'''") was the parliament of East Germany. Formally, it was the supreme organ of power in the state, and (in accordance with the principle of unified power) its only branch of government, with all other state organs subservient to it. In practice, however, like most communist parliaments, it was a rubber stamp body that did little more than ratify decisions already made by the SED Politburo.

former Parliament

the parliament of Uzbekistan

former legislature of France

historical legislature of the Kingdom of Scotland until 1707

1919–20 German constitutional convention and parliament

assembly that declared the independence of the United Provinces of South America from the Spanish Empire.

political interparietal entity

governing body of the United States of America that existed from March 1, 1781, to March 4, 1789

National legislature of the Great Socialist People's Libyan Arab Jamahiriya

defunct national legislature of the former breakaway Republic of Artsakh (Nagorno-Karabakh)

Estonian post-1917 revolution government

1991–2014 parliament of Crimea

assembly during the French Revolution

legislative body in Bessarabia

parliamentary body tasked with writing a Constitution for the Italian Republic

legislature of the South African Republic

Supreme organ of state power of Soviet Ukraine

representative body of the Colony of Virginia

legislature of the Socialist Republic of Romania and the Romanian People's Republic

Council of the Republic Belarus, 1991-1996

the first National Parliament of the Republic of Georgia in the post-Soviet era

historic legislature of the provisional government of the Confederate States

former legislative body of the Czech Republic as a member state of Czech-Slovak federation

legislative assembly of the Estonian Soviet Socialist Republic

former legislature of Somalia

Soviet Azerbaijan legislative body (1938–1991)

legislative body of Ecuador between 1984 and 2007

national legislature of the Democratic Republic of Georgia (1919-21)

legislature of the Lithuanian SSR (1940–1990)

legislative body in the Russian empire

defunct unicameral legislature of the Netherlands Antilles

grassroots parliament established in Estonia

representative body in Dutch New Guinea

unicameral legislature of the Thailand (2014–2019)

Spanish Parliament (1942–1977)

self-proclaimed communist parliament (Poland; 1943–1947)

legislature of the Kingdom of Sicily

constituent assembly in 1830-31 following the Belgian Revolution

1920–22 legislature of Lithuania

Government agency of Soviet-era Kazakhstan

Legislature of the Uzbek SSR from 1938 to 1991

unicameral legislature of the Byelorussian Soviet Socialist Republic (1938-1991)

former main legislative institution of Armenia

Latvian transitional parliament (1990–1993)

regional parliament of Galicia within Austria 1861-1918

1937–1994 legislature of the Tajik SSR and Tajikistan

legislature in the Central Asian USSR component

1813 political congress in Brazil

legislature of Singapore (1955–1965)

legislature of the Georgian SSR 1938–1990