Government

Types of Government ˆ
Country Form of Government System of Internal Structure
Afghanistan Provisional Government Centralized Unitary State (Unitary Republic)
Albania Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Algeria Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Andorra Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Angola Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Antigua and Barbuda Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Argentina Presidential republic with a prime minister Federation
Armenia Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Australia Constitutional Monarchy Federation
Austria Semi-presidential republic (president-parliamentary system) Federation
Azerbaijan Semi-presidential republic (president-parliamentary system) Regionalized Unitary State (Unitary Republic)
Bahrain Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Bangladesh Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Barbados Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Belarus Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Belgium Constitutional Monarchy Federation
Belize Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Benin Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Bhutan Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Bolivia Presidential republic without a prime minister Regionalized Unitary State (Unitary Republic)
Bosnia and Herzegovina Parliamentary republic with a ceremonial president (directly elected head of state) Federation
Botswana Parliamentary republic with an executive president Centralized Unitary State (Unitary Republic)
Brazil Presidential republic without a prime minister Federation
Brunei Absolute Monarchy Centralized Unitary State (Unitary Monarchy)
Bulgaria Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Burkina Faso Military Junta Centralized Unitary State (Unitary Republic)
Burundi Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Cambodia Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Cameroon Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Canada Constitutional Monarchy Federation
Cape Verde Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Central African Republic Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Chad Military Junta Centralized Unitary State (Unitary Republic)
Chile Presidential republic without a prime minister Regionalized Unitary State (Unitary Republic)
China One-Party State Centralized Unitary State
Colombia Presidential republic without a prime minister Regionalized Unitary State (Unitary Republic)
Comoros Presidential republic without a prime minister Federation
Cook Islands Constitutional Monarchy Centralized Unitary State
Costa Rica Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Croatia Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Cuba One-Party State Centralized Unitary State (Unitary Republic)
Cyprus Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Czechia Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Democratic Republic of the Congo Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Denmark Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
Djibouti Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Dominica Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Dominican Republic Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
East Timor Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Ecuador Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Egypt Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
El Salvador Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Equatorial Guinea Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Eritrea One-Party State Centralized Unitary State (Unitary Republic)
Estonia Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Eswatini Absolute Monarchy Centralized Unitary State (Unitary Monarchy)
Ethiopia Parliamentary republic with a ceremonial president (indirectly elected head of state) Federation
Fiji Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Finland Parliamentary republic with a ceremonial president (directly elected head of state) Regionalized Unitary State (Unitary Republic)
France Semi-presidential republic (premier-presidential system) Regionalized Unitary State (Unitary Republic)
Gabon Military Junta Centralized Unitary State (Unitary Republic)
Georgia Parliamentary republic with a ceremonial president (indirectly elected head of state) Regionalized Unitary State (Unitary Republic)
Germany Parliamentary republic with a ceremonial president (indirectly elected head of state) Federation
Ghana Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Greece Parliamentary republic with a ceremonial president (indirectly elected head of state) Regionalized Unitary State (Unitary Republic)
Grenada Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Guatemala Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Guinea Military Junta Centralized Unitary State (Unitary Republic)
Guinea-Bissau Semi-presidential republic (president-parliamentary system) Centralized Unitary State (Unitary Republic)
Guyana Parliamentary republic with an executive president Centralized Unitary State (Unitary Republic)
Haiti Provisional Government Centralized Unitary State (Unitary Republic)
Honduras Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Hungary Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Iceland Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
India Parliamentary republic with a ceremonial president (indirectly elected head of state) Federation
Indonesia Presidential republic without a prime minister Regionalized Unitary State (Unitary Republic)
Iran Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Iraq Parliamentary republic with a ceremonial president (indirectly elected head of state) Federation
Ireland Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Israel Parliamentary republic with a ceremonial president (indirectly elected head of state) Regionalized Unitary State (Unitary Republic)
Italy Parliamentary republic with a ceremonial president (indirectly elected head of state) Regionalized Unitary State (Unitary Republic)
Ivory Coast Presidential republic with a prime minister Regionalized Unitary State (Unitary Republic)
Jamaica Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Japan Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
Jordan Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Kazakhstan Semi-presidential republic (president-parliamentary system) Regionalized Unitary State (Unitary Republic)
Kenya Presidential republic with a prime minister Regionalized Unitary State (Unitary Republic)
Kiribati Parliamentary republic with an executive president Centralized Unitary State (Unitary Republic)
Kuwait Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Kyrgyzstan Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Laos One-Party State Centralized Unitary State (Unitary Republic)
Latvia Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Lebanon Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Lesotho Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Liberia Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Libya Provisional Government Centralized Unitary State (Unitary Republic)
Liechtenstein Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Lithuania Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Luxembourg Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Madagascar Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Malawi Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Malaysia Constitutional Monarchy Federation
Maldives Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Mali Military Junta Centralized Unitary State (Unitary Republic)
Malta Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Marshall Islands Parliamentary republic with an executive president Centralized Unitary State (Unitary Republic)
Mauritania Semi-presidential republic (president-parliamentary system) Regionalized Unitary State (Unitary Republic)
Mauritius Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Mexico Presidential republic without a prime minister Federation
Micronesia Semi-presidential republic Federation
Moldova Parliamentary republic with a ceremonial president (directly elected head of state) Regionalized Unitary State (Unitary Republic)
Monaco Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Mongolia Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Montenegro Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Morocco Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Mozambique Semi-presidential republic (president-parliamentary system) Centralized Unitary State (Unitary Republic)
Myanmar Military Junta Centralized Unitary State (Unitary Republic)
Namibia Semi-presidential republic (president-parliamentary system) Centralized Unitary State (Unitary Republic)
Nauru Parliamentary republic with an executive president Centralized Unitary State (Unitary Republic)
Nepal Parliamentary republic with a ceremonial president (indirectly elected head of state) Federation
Netherlands Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
New Zealand Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
Nicaragua Presidential republic without a prime minister Regionalized Unitary State (Unitary Republic)
Niger Military Junta Centralized Unitary State (Unitary Republic)
Nigeria Presidential republic without a prime minister Federation
Niue Constitutional Monarchy Centralized Unitary State
North Korea One-Party State Centralized Unitary State (Unitary Republic)
North Macedonia Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Norway Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
Oman Absolute Monarchy Centralized Unitary State (Unitary Monarchy)
Pakistan Parliamentary republic with a ceremonial president (indirectly elected head of state) Federation
Palau Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Palestine Semi-presidential republic (president-parliamentary system) Centralized Unitary State (Unitary Republic)
Panama Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Papua New Guinea Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
Paraguay Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Peru Semi-presidential republic (president-parliamentary system) Regionalized Unitary State (Unitary Republic)
Philippines Presidential republic without a prime minister Regionalized Unitary State (Unitary Republic)
Poland Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Portugal Semi-presidential republic (premier-presidential system) Regionalized Unitary State (Unitary Republic)
Qatar Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Republic of the Congo Semi-presidential republic (president-parliamentary system) Centralized Unitary State (Unitary Republic)
Romania Semi-presidential republic (premier-presidential system) Centralized Unitary State (Unitary Republic)
Russia Semi-presidential republic (president-parliamentary system) Federation
Rwanda Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Saint Kitts and Nevis Constitutional Monarchy Federation
Saint Lucia Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Saint Vincent and the Grenadines Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Samoa Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
San Marino Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Sao Tome and Principe Semi-presidential republic (premier-presidential system) Regionalized Unitary State (Unitary Republic)
Saudi Arabia Absolute Monarchy Centralized Unitary State (Unitary Monarchy)
Senegal Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Serbia Parliamentary republic with a ceremonial president (directly elected head of state) Regionalized Unitary State (Unitary Republic)
Seychelles Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Sierra Leone Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Singapore Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Slovakia Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Slovenia Parliamentary republic with a ceremonial president (directly elected head of state) Centralized Unitary State (Unitary Republic)
Solomon Islands Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
Somalia Parliamentary republic with a ceremonial president (indirectly elected head of state) Federation
South Africa Parliamentary republic with an executive president Regionalized Unitary State (Unitary Republic)
South Korea Presidential republic with a prime minister Regionalized Unitary State (Unitary Republic)
South Sudan Provisional Government Federation
Spain Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
Sri Lanka Semi-presidential republic (premier-presidential system) Regionalized Unitary State (Unitary Republic)
Sudan Military Junta Federation
Suriname Semi-presidential republic Centralized Unitary State (Unitary Republic)
Sweden Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Switzerland Semi-presidential republic Federation
Syria Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Taiwan Semi-presidential republic (president-parliamentary system) Centralized Unitary State (Unitary Republic)
Tajikistan Presidential republic with a prime minister Regionalized Unitary State (Unitary Republic)
Tanzania Presidential republic with a prime minister Regionalized Unitary State (Unitary Republic)
Thailand Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
The Bahamas Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
The Gambia Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Togo Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Tonga Semi-constitutional monarchy Centralized Unitary State (Unitary Monarchy)
Trinidad and Tobago Parliamentary republic with a ceremonial president (indirectly elected head of state) Regionalized Unitary State (Unitary Republic)
Tunisia Semi-presidential republic (president-parliamentary system) Centralized Unitary State (Unitary Republic)
Turkey Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Turkmenistan Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Tuvalu Constitutional Monarchy Centralized Unitary State (Unitary Monarchy)
Uganda Presidential republic with a prime minister Centralized Unitary State (Unitary Republic)
Ukraine Semi-presidential republic (premier-presidential system) Regionalized Unitary State (Unitary Republic)
United Arab Emirates Semi-constitutional monarchy Federation
United Kingdom Constitutional Monarchy Regionalized Unitary State (Unitary Monarchy)
United States Presidential republic without a prime minister Federation
Uruguay Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Uzbekistan Presidential republic with a prime minister Regionalized Unitary State (Unitary Republic)
Vanuatu Parliamentary republic with a ceremonial president (indirectly elected head of state) Centralized Unitary State (Unitary Republic)
Vatican City Absolute Monarchy Centralized Unitary State (Unitary Monarchy)
Venezuela Presidential republic without a prime minister Federation
Vietnam One-Party State Centralized Unitary State (Unitary Republic)
Yemen Provisional Government Centralized Unitary State (Unitary Republic)
Zambia Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)
Zimbabwe Presidential republic without a prime minister Centralized Unitary State (Unitary Republic)

 

Basic Government ˆ
Country Form of Government
Afghanistan Provisional Government
Albania Parliamentary republic with a ceremonial president (indirectly elected head of state)
Algeria Semi-presidential republic (premier-presidential system)
Andorra Constitutional Monarchy
Angola Presidential republic without a prime minister
Antigua and Barbuda Constitutional Monarchy
Argentina Presidential republic with a prime minister
Armenia Parliamentary republic with a ceremonial president (indirectly elected head of state)
Australia Constitutional Monarchy
Austria Semi-presidential republic (president-parliamentary system)
Azerbaijan Semi-presidential republic (president-parliamentary system)
Bahrain Semi-constitutional monarchy
Bangladesh Parliamentary republic with a ceremonial president (indirectly elected head of state)
Barbados Parliamentary republic with a ceremonial president (indirectly elected head of state)
Belarus Presidential republic with a prime minister
Belgium Constitutional Monarchy
Belize Constitutional Monarchy
Benin Presidential republic without a prime minister
Bhutan Semi-constitutional monarchy
Bolivia Presidential republic without a prime minister
Bosnia and Herzegovina Parliamentary republic with a ceremonial president (directly elected head of state)
Botswana Parliamentary republic with an executive president
Brazil Presidential republic without a prime minister
Brunei Absolute Monarchy
Bulgaria Parliamentary republic with a ceremonial president (directly elected head of state)
Burkina Faso Military Junta
Burundi Presidential republic with a prime minister
Cambodia Constitutional Monarchy
Cameroon Presidential republic with a prime minister
Canada Constitutional Monarchy
Cape Verde Semi-presidential republic (premier-presidential system)
Central African Republic Presidential republic with a prime minister
Chad Military Junta
Chile Presidential republic without a prime minister
China One-Party State
Colombia Presidential republic without a prime minister
Comoros Presidential republic without a prime minister
Cook Islands Constitutional Monarchy
Costa Rica Presidential republic without a prime minister
Croatia Parliamentary republic with a ceremonial president (directly elected head of state)
Cuba One-Party State
Cyprus Presidential republic without a prime minister
Czechia Parliamentary republic with a ceremonial president (directly elected head of state)
Democratic Republic of the Congo Semi-presidential republic (premier-presidential system)
Denmark Constitutional Monarchy
Djibouti Presidential republic with a prime minister
Dominica Parliamentary republic with a ceremonial president (indirectly elected head of state)
Dominican Republic Presidential republic without a prime minister
East Timor Semi-presidential republic (premier-presidential system)
Ecuador Presidential republic without a prime minister
Egypt Semi-presidential republic (premier-presidential system)
El Salvador Presidential republic without a prime minister
Equatorial Guinea Presidential republic with a prime minister
Eritrea One-Party State
Estonia Parliamentary republic with a ceremonial president (indirectly elected head of state)
Eswatini Absolute Monarchy
Ethiopia Parliamentary republic with a ceremonial president (indirectly elected head of state)
Fiji Parliamentary republic with a ceremonial president (indirectly elected head of state)
Finland Parliamentary republic with a ceremonial president (directly elected head of state)
France Semi-presidential republic (premier-presidential system)
Gabon Military Junta
Georgia Parliamentary republic with a ceremonial president (indirectly elected head of state)
Germany Parliamentary republic with a ceremonial president (indirectly elected head of state)
Ghana Presidential republic without a prime minister
Greece Parliamentary republic with a ceremonial president (indirectly elected head of state)
Grenada Constitutional Monarchy
Guatemala Presidential republic without a prime minister
Guinea Military Junta
Guinea-Bissau Semi-presidential republic (president-parliamentary system)
Guyana Parliamentary republic with an executive president
Haiti Provisional Government
Honduras Presidential republic without a prime minister
Hungary Parliamentary republic with a ceremonial president (indirectly elected head of state)
Iceland Parliamentary republic with a ceremonial president (directly elected head of state)
India Parliamentary republic with a ceremonial president (indirectly elected head of state)
Indonesia Presidential republic without a prime minister
Iran Presidential republic without a prime minister
Iraq Parliamentary republic with a ceremonial president (indirectly elected head of state)
Ireland Parliamentary republic with a ceremonial president (directly elected head of state)
Israel Parliamentary republic with a ceremonial president (indirectly elected head of state)
Italy Parliamentary republic with a ceremonial president (indirectly elected head of state)
Ivory Coast Presidential republic with a prime minister
Jamaica Constitutional Monarchy
Japan Constitutional Monarchy
Jordan Semi-constitutional monarchy
Kazakhstan Semi-presidential republic (president-parliamentary system)
Kenya Presidential republic with a prime minister
Kiribati Parliamentary republic with an executive president
Kuwait Semi-constitutional monarchy
Kyrgyzstan Presidential republic with a prime minister
Laos One-Party State
Latvia Parliamentary republic with a ceremonial president (indirectly elected head of state)
Lebanon Parliamentary republic with a ceremonial president (indirectly elected head of state)
Lesotho Constitutional Monarchy
Liberia Presidential republic without a prime minister
Libya Provisional Government
Liechtenstein Semi-constitutional monarchy
Lithuania Semi-presidential republic (premier-presidential system)
Luxembourg Constitutional Monarchy
Madagascar Semi-presidential republic (premier-presidential system)
Malawi Presidential republic without a prime minister
Malaysia Constitutional Monarchy
Maldives Presidential republic without a prime minister
Mali Military Junta
Malta Parliamentary republic with a ceremonial president (indirectly elected head of state)
Marshall Islands Parliamentary republic with an executive president
Mauritania Semi-presidential republic (president-parliamentary system)
Mauritius Parliamentary republic with a ceremonial president (indirectly elected head of state)
Mexico Presidential republic without a prime minister
Micronesia Semi-presidential republic
Moldova Parliamentary republic with a ceremonial president (directly elected head of state)
Monaco Semi-constitutional monarchy
Mongolia Semi-presidential republic (premier-presidential system)
Montenegro Parliamentary republic with a ceremonial president (directly elected head of state)
Morocco Semi-constitutional monarchy
Mozambique Semi-presidential republic (president-parliamentary system)
Myanmar Military Junta
Namibia Semi-presidential republic (president-parliamentary system)
Nauru Parliamentary republic with an executive president
Nepal Parliamentary republic with a ceremonial president (indirectly elected head of state)
Netherlands Constitutional Monarchy
New Zealand Constitutional Monarchy
Nicaragua Presidential republic without a prime minister
Niger Military Junta
Nigeria Presidential republic without a prime minister
Niue Constitutional Monarchy
North Korea One-Party State
North Macedonia Parliamentary republic with a ceremonial president (directly elected head of state)
Norway Constitutional Monarchy
Oman Absolute Monarchy
Pakistan Parliamentary republic with a ceremonial president (indirectly elected head of state)
Palau Presidential republic without a prime minister
Palestine Semi-presidential republic (president-parliamentary system)
Panama Presidential republic without a prime minister
Papua New Guinea Constitutional Monarchy
Paraguay Presidential republic without a prime minister
Peru Semi-presidential republic (president-parliamentary system)
Philippines Presidential republic without a prime minister
Poland Parliamentary republic with a ceremonial president (directly elected head of state)
Portugal Semi-presidential republic (premier-presidential system)
Qatar Semi-constitutional monarchy
Republic of the Congo Semi-presidential republic (president-parliamentary system)
Romania Semi-presidential republic (premier-presidential system)
Russia Semi-presidential republic (president-parliamentary system)
Rwanda Presidential republic with a prime minister
Saint Kitts and Nevis Constitutional Monarchy
Saint Lucia Constitutional Monarchy
Saint Vincent and the Grenadines Constitutional Monarchy
Samoa Parliamentary republic with a ceremonial president (indirectly elected head of state)
San Marino Parliamentary republic with a ceremonial president (indirectly elected head of state)
Sao Tome and Principe Semi-presidential republic (premier-presidential system)
Saudi Arabia Absolute Monarchy
Senegal Presidential republic with a prime minister
Serbia Parliamentary republic with a ceremonial president (directly elected head of state)
Seychelles Presidential republic without a prime minister
Sierra Leone Presidential republic with a prime minister
Singapore Parliamentary republic with a ceremonial president (directly elected head of state)
Slovakia Parliamentary republic with a ceremonial president (directly elected head of state)
Slovenia Parliamentary republic with a ceremonial president (directly elected head of state)
Solomon Islands Constitutional Monarchy
Somalia Parliamentary republic with a ceremonial president (indirectly elected head of state)
South Africa Parliamentary republic with an executive president
South Korea Presidential republic with a prime minister
South Sudan Provisional Government
Spain Constitutional Monarchy
Sri Lanka Semi-presidential republic (premier-presidential system)
Sudan Military Junta
Suriname Semi-presidential republic
Sweden Constitutional Monarchy
Switzerland Semi-presidential republic
Syria Presidential republic with a prime minister
Taiwan Semi-presidential republic (president-parliamentary system)
Tajikistan Presidential republic with a prime minister
Tanzania Presidential republic with a prime minister
Thailand Constitutional Monarchy
The Bahamas Constitutional Monarchy
The Gambia Presidential republic without a prime minister
Togo Presidential republic with a prime minister
Tonga Semi-constitutional monarchy
Trinidad and Tobago Parliamentary republic with a ceremonial president (indirectly elected head of state)
Tunisia Semi-presidential republic (president-parliamentary system)
Turkey Presidential republic without a prime minister
Turkmenistan Presidential republic without a prime minister
Tuvalu Constitutional Monarchy
Uganda Presidential republic with a prime minister
Ukraine Semi-presidential republic (premier-presidential system)
United Arab Emirates Semi-constitutional monarchy
United Kingdom Constitutional Monarchy
United States Presidential republic without a prime minister
Uruguay Presidential republic without a prime minister
Uzbekistan Presidential republic with a prime minister
Vanuatu Parliamentary republic with a ceremonial president (indirectly elected head of state)
Vatican City Absolute Monarchy
Venezuela Presidential republic without a prime minister
Vietnam One-Party State
Yemen Provisional Government
Zambia Presidential republic without a prime minister
Zimbabwe Presidential republic without a prime minister

 

Internal Government ˆ
Country System of Internal Structure
Afghanistan Centralized Unitary State (Unitary Republic)
Albania Centralized Unitary State (Unitary Republic)
Algeria Centralized Unitary State (Unitary Republic)
Andorra Centralized Unitary State (Unitary Monarchy)
Angola Centralized Unitary State (Unitary Republic)
Antigua and Barbuda Centralized Unitary State (Unitary Monarchy)
Argentina Federation
Armenia Centralized Unitary State (Unitary Republic)
Australia Federation
Austria Federation
Azerbaijan Regionalized Unitary State (Unitary Republic)
Bahrain Centralized Unitary State (Unitary Monarchy)
Bangladesh Centralized Unitary State (Unitary Republic)
Barbados Centralized Unitary State (Unitary Republic)
Belarus Centralized Unitary State (Unitary Republic)
Belgium Federation
Belize Centralized Unitary State (Unitary Monarchy)
Benin Centralized Unitary State (Unitary Republic)
Bhutan Centralized Unitary State (Unitary Monarchy)
Bolivia Regionalized Unitary State (Unitary Republic)
Bosnia and Herzegovina Federation
Botswana Centralized Unitary State (Unitary Republic)
Brazil Federation
Brunei Centralized Unitary State (Unitary Monarchy)
Bulgaria Centralized Unitary State (Unitary Republic)
Burkina Faso Centralized Unitary State (Unitary Republic)
Burundi Centralized Unitary State (Unitary Republic)
Cambodia Centralized Unitary State (Unitary Monarchy)
Cameroon Centralized Unitary State (Unitary Republic)
Canada Federation
Cape Verde Centralized Unitary State (Unitary Republic)
Central African Republic Centralized Unitary State (Unitary Republic)
Chad Centralized Unitary State (Unitary Republic)
Chile Regionalized Unitary State (Unitary Republic)
China Centralized Unitary State
Colombia Regionalized Unitary State (Unitary Republic)
Comoros Federation
Cook Islands Centralized Unitary State
Costa Rica Centralized Unitary State (Unitary Republic)
Croatia Centralized Unitary State (Unitary Republic)
Cuba Centralized Unitary State (Unitary Republic)
Cyprus Centralized Unitary State (Unitary Republic)
Czechia Centralized Unitary State (Unitary Republic)
Democratic Republic of the Congo Centralized Unitary State (Unitary Republic)
Denmark Regionalized Unitary State (Unitary Monarchy)
Djibouti Centralized Unitary State (Unitary Republic)
Dominica Centralized Unitary State (Unitary Republic)
Dominican Republic Centralized Unitary State (Unitary Republic)
East Timor Centralized Unitary State (Unitary Republic)
Ecuador Centralized Unitary State (Unitary Republic)
Egypt Centralized Unitary State (Unitary Republic)
El Salvador Centralized Unitary State (Unitary Republic)
Equatorial Guinea Centralized Unitary State (Unitary Republic)
Eritrea Centralized Unitary State (Unitary Republic)
Estonia Centralized Unitary State (Unitary Republic)
Eswatini Centralized Unitary State (Unitary Monarchy)
Ethiopia Federation
Fiji Centralized Unitary State (Unitary Republic)
Finland Regionalized Unitary State (Unitary Republic)
France Regionalized Unitary State (Unitary Republic)
Gabon Centralized Unitary State (Unitary Republic)
Georgia Regionalized Unitary State (Unitary Republic)
Germany Federation
Ghana Centralized Unitary State (Unitary Republic)
Greece Regionalized Unitary State (Unitary Republic)
Grenada Centralized Unitary State (Unitary Monarchy)
Guatemala Centralized Unitary State (Unitary Republic)
Guinea Centralized Unitary State (Unitary Republic)
Guinea-Bissau Centralized Unitary State (Unitary Republic)
Guyana Centralized Unitary State (Unitary Republic)
Haiti Centralized Unitary State (Unitary Republic)
Honduras Centralized Unitary State (Unitary Republic)
Hungary Centralized Unitary State (Unitary Republic)
Iceland Centralized Unitary State (Unitary Republic)
India Federation
Indonesia Regionalized Unitary State (Unitary Republic)
Iran Centralized Unitary State (Unitary Republic)
Iraq Federation
Ireland Centralized Unitary State (Unitary Republic)
Israel Regionalized Unitary State (Unitary Republic)
Italy Regionalized Unitary State (Unitary Republic)
Ivory Coast Regionalized Unitary State (Unitary Republic)
Jamaica Centralized Unitary State (Unitary Monarchy)
Japan Regionalized Unitary State (Unitary Monarchy)
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