Compare data on Parliaments
Political systems
Political systems: Presidential, Parliamentary, Presidential-Parliamentary, Monarchy, Communist, Transitional.
View field in the data dictionaryThe designations employed and the presentation of material on this map do not imply the expression of any opinion whatsoever on the part of the IPU concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitations of its frontiers or boundaries.
Aggregated data as of today
Political systems | Number of countries |
---|---|
Presidential system | 46 |
Parliamentary system | 77 |
Parliamentary | 8 |
Parliamentary-Ceremonial President | 39 |
Presidential-Parliamentary | 41 |
Constitutional Monarchy | 30 |
Monarchy | 12 |
Communist system | 5 |
Transitional system | 9 |
Excluding 3 parliaments where all chambers are suspended
Aggregated data as of today
Political systems | Number of countries |
---|---|
Presidential system | 46 |
Parliamentary system | 77 |
Parliamentary | 8 |
Parliamentary-Ceremonial President | 39 |
Presidential-Parliamentary | 41 |
Constitutional Monarchy | 30 |
Monarchy | 12 |
Communist system | 5 |
Transitional system | 9 |
Excluding 3 parliaments where all chambers are suspended
Latest data
Country | Chamber | Political systems |
---|---|---|
House of the People (Suspended), House of Elders (Suspended) | Transitional system | |
Albania | Parliament | Parliamentary system |
Albania | Parliament | Parliamentary-Ceremonial President |
Algeria | National People's Assembly, Council of the Nation | Presidential-Parliamentary |
Andorra | General Council | Constitutional Monarchy |
Andorra | General Council | Parliamentary system |
Angola | National Assembly | Presidential-Parliamentary |
Antigua and Barbuda | House of Representatives, Senate | Constitutional Monarchy |
Antigua and Barbuda | House of Representatives, Senate | Parliamentary system |
Argentina | Chamber of Deputies, Senate | Presidential system |
Armenia | National Assembly | Parliamentary system |
Armenia | National Assembly | Parliamentary-Ceremonial President |
Australia | House of Representatives, Senate | Constitutional Monarchy |
Australia | House of Representatives, Senate | Parliamentary system |
Austria | National Council, Federal Council | Presidential-Parliamentary |
Azerbaijan | National Assembly | Presidential-Parliamentary |
Bahamas | House of Assembly, Senate | Constitutional Monarchy |
Bahamas | House of Assembly, Senate | Parliamentary system |
Bahrain | Council of Representatives, Shura Council | Monarchy |
Bangladesh | Parliament | Parliamentary |
Bangladesh | Parliament | Parliamentary system |
Barbados | House of Assembly, Senate | Constitutional Monarchy |
Barbados | House of Assembly, Senate | Parliamentary system |
Belarus | House of Representatives, Council of the Republic | Presidential-Parliamentary |
Belgium | House of Representatives, Senate | Constitutional Monarchy |
Belgium | House of Representatives, Senate | Parliamentary system |
Belize | House of Representatives, Senate | Constitutional Monarchy |
Belize | House of Representatives, Senate | Parliamentary system |
Benin | National Assembly | Presidential system |
Bhutan | National Assembly, National Council | Monarchy |
Bolivia (Plurinational State of) | Chamber of Deputies, Chamber of Senators | Presidential system |
Bosnia and Herzegovina | House of Representatives, House of Peoples | Parliamentary system |
Bosnia and Herzegovina | House of Representatives, House of Peoples | Parliamentary-Ceremonial President |
Botswana | National Assembly | Parliamentary |
Botswana | National Assembly | Parliamentary system |
Brazil | Chamber of Deputies, Federal Senate | Presidential system |
Brunei Darussalam | Legislative Council | Monarchy |
Bulgaria | National Assembly | Parliamentary system |
Bulgaria | National Assembly | Parliamentary-Ceremonial President |
Burkina Faso | Transitional Legislative Assembly | Transitional system |
Burundi | National Assembly, Senate | Presidential system |
Cabo Verde | National Assembly | Parliamentary system |
Cabo Verde | National Assembly | Parliamentary-Ceremonial President |
Cambodia | National Assembly, Senate | Constitutional Monarchy |
Cambodia | National Assembly, Senate | Parliamentary system |
Cameroon | National Assembly, Senate | Presidential-Parliamentary |
Canada | House of Commons, Senate | Constitutional Monarchy |
Canada | House of Commons, Senate | Parliamentary system |
Central African Republic | National Assembly | Presidential-Parliamentary |
Chad | Transitional National Council | Transitional system |
Chile | Chamber of Deputies, Senate | Presidential system |
China | National People's Congress | Communist system |
Colombia | House of Representatives, Senate | Presidential system |
Comoros | Assembly of the Union | Presidential-Parliamentary |
Congo | National Assembly, Senate | Presidential-Parliamentary |
Costa Rica | Legislative Assembly | Presidential system |
Côte d'Ivoire | National Assembly, Senate | Presidential-Parliamentary |
Croatia | Croatian Parliament | Parliamentary system |
Croatia | Croatian Parliament | Parliamentary-Ceremonial President |
Cuba | National Assembly of the People's Power | Communist system |
Cyprus | House of Representatives | Presidential system |
Czechia | Chamber of Deputies, Senate | Parliamentary system |
Czechia | Chamber of Deputies, Senate | Parliamentary-Ceremonial President |
Democratic People's Republic of Korea | Supreme People's Assembly | Communist system |
Democratic Republic of the Congo | National Assembly, Senate | Presidential-Parliamentary |
Denmark | The Danish Parliament | Parliamentary |
Denmark | The Danish Parliament | Parliamentary system |
Djibouti | National Assembly | Presidential-Parliamentary |
Dominica | House of Assembly | Parliamentary system |
Dominica | House of Assembly | Parliamentary-Ceremonial President |
Dominican Republic | Chamber of Deputies, Senate | Presidential system |
Ecuador | National Assembly | Presidential system |
Egypt | House of Representatives, Senate | Presidential-Parliamentary |
El Salvador | Legislative Assembly | Presidential system |
Equatorial Guinea | Chamber of Deputies, Senate | Presidential-Parliamentary |
Eritrea | National Assembly | Presidential system |
Estonia | The Estonian Parliament | Parliamentary system |
Estonia | The Estonian Parliament | Parliamentary-Ceremonial President |
Eswatini | House of Assembly, Senate | Monarchy |
Ethiopia | House of Peoples' Representatives, House of the Federation | Parliamentary |
Ethiopia | House of Peoples' Representatives, House of the Federation | Parliamentary system |
Fiji | Parliament | Parliamentary system |
Fiji | Parliament | Parliamentary-Ceremonial President |
Finland | Parliament | Parliamentary system |
Finland | Parliament | Parliamentary-Ceremonial President |
France | National Assembly, Senate | Presidential-Parliamentary |
Gabon | Transitional National Assembly, Transitional Senate | Transitional system |
Gambia (The) | National Assembly | Presidential system |
Georgia | Parliament | Parliamentary system |
Georgia | Parliament | Parliamentary-Ceremonial President |
Germany | German Bundestag, Federal Council | Parliamentary system |
Germany | German Bundestag, Federal Council | Parliamentary-Ceremonial President |
Ghana | Parliament | Presidential system |
Greece | Hellenic Parliament | Parliamentary system |
Greece | Hellenic Parliament | Parliamentary-Ceremonial President |
Grenada | House of Representatives, Senate | Constitutional Monarchy |
Grenada | House of Representatives, Senate | Parliamentary system |
Guatemala | Congress of the Republic | Presidential system |
Guinea | Transitional National Council | Transitional system |
Guinea-Bissau | People's National Assembly | Presidential system |
Guyana | National Assembly | Presidential-Parliamentary |
Haiti | Chamber of Deputies, Senate | Presidential system |
Honduras | National Congress | Presidential system |
Hungary | National Assembly | Parliamentary system |
Hungary | National Assembly | Parliamentary-Ceremonial President |
Iceland | Parliament | Parliamentary system |
Iceland | Parliament | Parliamentary-Ceremonial President |
India | House of the People, Council of States | Parliamentary system |
India | House of the People, Council of States | Parliamentary-Ceremonial President |
Indonesia | House of Representatives | Presidential system |
Iran (Islamic Republic of) | Islamic Parliament of Iran | Presidential-Parliamentary |
Iraq | Council of Representatives of Iraq | Parliamentary system |
Iraq | Council of Representatives of Iraq | Parliamentary-Ceremonial President |
Ireland | House of Representatives, Senate | Parliamentary system |
Ireland | House of Representatives, Senate | Parliamentary-Ceremonial President |
Israel | Parliament | Parliamentary system |
Israel | Parliament | Parliamentary-Ceremonial President |
Italy | Chamber of Deputies, Senate | Parliamentary system |
Italy | Chamber of Deputies, Senate | Parliamentary-Ceremonial President |
Jamaica | House of Representatives, Senate | Constitutional Monarchy |
Jamaica | House of Representatives, Senate | Parliamentary system |
Japan | House of Representatives, House of Councillors | Constitutional Monarchy |
Japan | House of Representatives, House of Councillors | Parliamentary system |
Jordan | House of Representatives, Senate | Monarchy |
Kazakhstan | House of Representatives, Senate | Presidential-Parliamentary |
Kenya | National Assembly, Senate | Presidential system |
Kiribati | House of Assembly | Parliamentary |
Kiribati | House of Assembly | Parliamentary system |
Kuwait | National Assembly | Monarchy |
Kyrgyzstan | Supreme Council | Presidential system |
Lao People's Democratic Republic | National Assembly | Communist system |
Latvia | Parliament | Parliamentary system |
Latvia | Parliament | Parliamentary-Ceremonial President |
Lebanon | National Assembly | Presidential-Parliamentary |
Lesotho | National Assembly, Senate | Constitutional Monarchy |
Lesotho | National Assembly, Senate | Parliamentary system |
Liberia | House of Representatives, The Liberian Senate | Presidential system |
Libya | House of Representatives | Transitional system |
Liechtenstein | Diet | Constitutional Monarchy |
Liechtenstein | Diet | Parliamentary system |
Lithuania | Parliament | Presidential-Parliamentary |
Luxembourg | Chamber of Deputies | Constitutional Monarchy |
Luxembourg | Chamber of Deputies | Parliamentary system |
Madagascar | National Assembly, Senate | Presidential-Parliamentary |
Malawi | National Assembly | Presidential system |
Malaysia | House of Representatives, Senate | Constitutional Monarchy |
Malaysia | House of Representatives, Senate | Parliamentary system |
Maldives | People's Majlis | Presidential system |
Mali | Transitional National Council | Transitional system |
Malta | House of Representatives | Parliamentary system |
Malta | House of Representatives | Parliamentary-Ceremonial President |
Marshall Islands | Parliament | Presidential system |
Mauritania | National Assembly, Senate (Suspended) | Presidential-Parliamentary |
Mauritius | National Assembly | Parliamentary system |
Mauritius | National Assembly | Parliamentary-Ceremonial President |
Mexico | Chamber of Deputies, Senate | Presidential system |
Micronesia (Federated States of) | Congress | Presidential system |
Monaco | National Council | Constitutional Monarchy |
Monaco | National Council | Parliamentary system |
Mongolia | State Great Hural | Parliamentary system |
Mongolia | State Great Hural | Parliamentary-Ceremonial President |
Montenegro | Parliament | Presidential-Parliamentary |
Morocco | House of Representatives, House of Councillors | Monarchy |
Mozambique | Assembly of the Republic | Presidential-Parliamentary |
House of Representatives (Suspended), House of Nationalities (Suspended) | Transitional system | |
Namibia | National Assembly, National Council | Presidential-Parliamentary |
Nauru | Parliament | Presidential-Parliamentary |
Nepal | House of Representatives, National Assembly | Parliamentary system |
Nepal | House of Representatives, National Assembly | Parliamentary-Ceremonial President |
Netherlands | House of Representatives, Senate | Constitutional Monarchy |
Netherlands | House of Representatives, Senate | Parliamentary system |
New Zealand | House of Representatives | Constitutional Monarchy |
New Zealand | House of Representatives | Parliamentary system |
Nicaragua | National Assembly | Presidential system |
Niger | National Assembly | Presidential-Parliamentary |
Nigeria | House of Representatives, Senate | Presidential system |
North Macedonia | Assembly of the Republic | Parliamentary system |
North Macedonia | Assembly of the Republic | Parliamentary-Ceremonial President |
Norway | Parliament | Constitutional Monarchy |
Norway | Parliament | Parliamentary system |
Oman | Shura Council, State Council | Monarchy |
Pakistan | National Assembly, Senate | Parliamentary system |
Pakistan | National Assembly, Senate | Parliamentary-Ceremonial President |
Palau | House of Delegates, Senate | Presidential system |
Panama | National Assembly | Presidential system |
Papua New Guinea | National Parliament | Parliamentary |
Papua New Guinea | National Parliament | Parliamentary system |
Paraguay | Chamber of Deputies, Senate | Presidential system |
Peru | Congress of the Republic | Presidential system |
Philippines | House of Representatives, Senate | Presidential system |
Poland | Sejm, Senate | Presidential-Parliamentary |
Portugal | Assembly of the Republic | Parliamentary system |
Portugal | Assembly of the Republic | Parliamentary-Ceremonial President |
Qatar | Shura Council | Monarchy |
Republic of Korea | National Assembly | Presidential system |
Republic of Moldova | Parliament | Parliamentary system |
Republic of Moldova | Parliament | Parliamentary-Ceremonial President |
Romania | Chamber of Deputies, Senate | Presidential-Parliamentary |
Russian Federation | State Duma, Council of the Federation | Presidential-Parliamentary |
Rwanda | Chamber of Deputies, Senate | Presidential-Parliamentary |
Saint Kitts and Nevis | National Assembly | Constitutional Monarchy |
Saint Kitts and Nevis | National Assembly | Parliamentary system |
Saint Lucia | House of Assembly, Senate | Constitutional Monarchy |
Saint Lucia | House of Assembly, Senate | Parliamentary system |
Saint Vincent and the Grenadines | House of Assembly | Constitutional Monarchy |
Saint Vincent and the Grenadines | House of Assembly | Parliamentary system |
Samoa | Legislative Assembly | Parliamentary system |
Samoa | Legislative Assembly | Parliamentary-Ceremonial President |
San Marino | Great and General Council | Parliamentary |
San Marino | Great and General Council | Parliamentary system |
Sao Tome and Principe | National Assembly | Presidential-Parliamentary |
Saudi Arabia | Shura Council | Monarchy |
Senegal | National Assembly | Presidential-Parliamentary |
Serbia | National Assembly | Parliamentary system |
Serbia | National Assembly | Parliamentary-Ceremonial President |
Seychelles | National Assembly | Presidential-Parliamentary |
Sierra Leone | Parliament | Presidential system |
Singapore | Parliament | Presidential-Parliamentary |
Slovakia | National Council | Parliamentary system |
Slovakia | National Council | Parliamentary-Ceremonial President |
Slovenia | National Assembly, National Council | Parliamentary system |
Slovenia | National Assembly, National Council | Parliamentary-Ceremonial President |
Solomon Islands | National Parliament | Constitutional Monarchy |
Solomon Islands | National Parliament | Parliamentary system |
Somalia | House of the People, Upper House | Presidential system |
South Africa | National Assembly, National Council of Provinces | Parliamentary |
South Africa | National Assembly, National Council of Provinces | Parliamentary system |
South Sudan | Transitional National Legislative Assembly, Council of States | Transitional system |
Spain | Congress of Deputies, Senate | Constitutional Monarchy |
Spain | Congress of Deputies, Senate | Parliamentary system |
Sri Lanka | Parliament | Presidential-Parliamentary |
National Assembly (Suspended), Council of States (Suspended) | Transitional system | |
Suriname | National Assembly | Presidential system |
Sweden | Parliament | Constitutional Monarchy |
Sweden | Parliament | Parliamentary system |
Switzerland | National Council, Council of States | Parliamentary system |
Switzerland | National Council, Council of States | Parliamentary-Ceremonial President |
Syrian Arab Republic | People's Assembly | Transitional system |
Tajikistan | House of Representatives, National Assembly | Presidential system |
Thailand | House of Representatives, Senate | Constitutional Monarchy |
Thailand | House of Representatives, Senate | Parliamentary system |
Timor-Leste | National Parliament | Parliamentary system |
Timor-Leste | National Parliament | Parliamentary-Ceremonial President |
Togo | National Assembly | Parliamentary system |
Togo | National Assembly | Parliamentary-Ceremonial President |
Tonga | Legislative Assembly | Monarchy |
Trinidad and Tobago | House of Representatives, Senate | Constitutional Monarchy |
Trinidad and Tobago | House of Representatives, Senate | Parliamentary system |
Tunisia | Assembly of People's Representatives, National Council of Regions and Districts | Presidential-Parliamentary |
Türkiye | Grand National Assembly of Türkiye | Presidential-Parliamentary |
Turkmenistan | Assembly, People’s Council (Suspended) | Presidential system |
Tuvalu | Parliament of Tuvalu | Constitutional Monarchy |
Tuvalu | Parliament of Tuvalu | Parliamentary system |
Uganda | Parliament | Presidential system |
Ukraine | Parliament | Parliamentary system |
Ukraine | Parliament | Parliamentary-Ceremonial President |
United Arab Emirates | Federal National Council | Monarchy |
United Kingdom | House of Commons, House of Lords | Constitutional Monarchy |
United Kingdom | House of Commons, House of Lords | Parliamentary system |
United Republic of Tanzania | National Assembly | Presidential system |
United States of America | House of Representatives, Senate | Presidential system |
Uruguay | House of Representatives, Senate | Presidential system |
Uzbekistan | Legislative Chamber, Senate | Presidential-Parliamentary |
Vanuatu | Parliament | Parliamentary system |
Vanuatu | Parliament | Parliamentary-Ceremonial President |
Venezuela (Bolivarian Republic of) | National Assembly | Presidential system |
Viet Nam | National Assembly | Communist system |
Yemen | House of Representatives, Shura Council | Transitional system |
Zambia | National Assembly | Presidential-Parliamentary |
Zimbabwe | National Assembly, Senate | Presidential-Parliamentary |