| Pays | Indep. | Dépendance | Gouvernement |
|---|---|---|---|
| Albania | 28/11/1912 | emerging democracy | |
| Greece | 01/01/1829 | parliamentary republic | |
| Macedonia | 17/09/1991 | emerging democracy | |
| Serbia | 05/06/2006 | parliamentary democracy | |
| Montenegro | 03/06/2006 | parliamentary democracy | |
| Kosovo | 17/02/2008 | republic | |
| Andorra | parliamentary democracy that retains as its heads of state a coprincipality | ||
| France | republic | ||
| Spain | 01/01/1492 | parliamentary monarchy | |
| Austria | 12/11/1918 | federal republic | |
| Czech Republic | 01/01/1993 | parliamentary democracy | |
| Germany | 18/01/1871 | federal republic | |
| Hungary | 01/01/1001 | republic | |
| Italy | 17/03/1861 | republic | |
| Liechtenstein | 23/01/1719 | hereditary constitutional monarchy | |
| Slovakia | 01/01/1993 | parliamentary democracy | |
| Slovenia | 25/06/1991 | emerging democracy | |
| Switzerland | federal republic | ||
| Belarus | 25/08/1991 | republic | |
| Latvia | 06/09/1991 | republic | |
| Lithuania | 06/09/1991 | republic | |
| Poland | 11/11/1918 | democratic state | |
| Ukraine | 01/12/1991 | republic | |
| Russia | 24/08/1991 | federation | |
| Belgium | 04/10/1830 | constitutional monarchy | |
| Luxembourg | constitutional monarchy | ||
| Netherlands | 01/01/1579 | constitutional monarchy | |
| Bosnia and Herzegovina | 01/04/1992 | emerging democracy | |
| Croatia | 25/06/1991 | parliamentary democracy | |
| Bulgaria | 22/09/1908 | emerging democracy | |
| Romania | 01/01/1881 | republic | |
| Turkey | 29/10/1923 | republican parliamentary democracy | |
| Denmark | constitutional monarchy | ||
| Estonia | 06/09/1991 | republic | |
| Faroe Islands | DK | part of the Danish realm | |
| Finland | 06/12/1917 | republic | |
| Norway | 26/10/1905 | constitutional monarchy | |
| Sweden | constitutional monarchy | ||
| Monaco | 01/01/1419 | constitutional monarchy | |
| Gibraltar | GB | dependent territory of the UK | |
| Guernsey | GB | British crown dependency | |
| Holy See | 11/02/1929 | monarchical sacerdotal state | |
| Iceland | 17/06/1944 | republic | |
| Ireland | 06/12/1921 | republic | |
| San Marino | 01/01/301 | republic | |
| Jersey | GB | British crown dependency | |
| Malta | 21/09/1964 | parliamentary democracy | |
| Man | GB | British crown dependency | |
| Moldova | 27/08/1991 | republic | |
| Portugal | 01/01/1140 | republic | |
| Svalbard | N | territory of Norway administered by the Ministry of Industry | |
| United Kingdom | 01/01/1801 | constitutional monarchy | |
| Afghanistan | 19/08/1919 | transitional government | |
| China | Communist state | ||
| Iran | 01/04/1979 | theocratic republic | |
| Pakistan | 14/08/1947 | republic | |
| Tajikistan | 09/09/1991 | republic | |
| Turkmenistan | 27/10/1991 | republic | |
| Uzbekistan | 31/08/1991 | republic | |
| Armenia | 28/05/1918 | republic | |
| Georgia | 09/04/1991 | republic | |
| Azerbaijan | 30/08/1991 | republic | |
| Bahrain | 15/08/1971 | traditional monarchy | |
| Bangladesh | 16/12/1971 | republic | |
| Myanmar | 04/01/1948 | military regime | |
| India | 15/08/1947 | federal republic | |
| Bhutan | 08/08/1949 | monarchy | |
| Brunei | 01/01/1984 | constitutional sultanate | |
| Malaysia | 31/08/1957 | constitutional monarchy | |
| Laos | 19/07/1949 | Communist state | |
| Thailand | 01/01/1238 | constitutional monarchy | |
| Cambodia | 09/11/1949 | multiparty liberal democracy under a constitutional monarchy established in September 1993 | |
| Vietnam | 02/09/1945 | Communist state | |
| Kazakstan | 16/12/1991 | republic | |
| North Korea | Communist state | ||
| Kyrgyzstan | 31/08/1991 | republic | |
| Hong Kong | TJ | special administrative area in China | |
| Macau | TJ | special administrative area in China | |
| Mongolia | 13/03/1921 | republic | |
| Nepal | 01/01/1768 | parliamentary democracy as of 12 May 1991 | |
| Christmas Island | AUS | territory of Australia | |
| Cocos Islands | AUS | territory of Australia | |
| Cyprus | 16/08/1960 | republic | |
| Gaza Strip | |||
| Israel | 14/05/1948 | republic | |
| Egypt | 28/02/1922 | republic | |
| Indonesia | 17/08/1945 | republic | |
| Timor-Leste | 20/05/2002 | parliamentary democracy | |
| Papua New Guinea | 16/09/1975 | parliamentary democracy | |
| Iraq | 03/10/1932 | republic | |
| Jordan | 25/05/1946 | constitutional monarchy | |
| Kuwait | 19/06/1961 | nominal constitutional monarchy | |
| Saudi Arabia | 23/09/1932 | monarchy | |
| Syria | 17/04/1946 | republic under military regime since March 1963 | |
| Lebanon | 22/11/1943 | republic | |
| West Bank | |||
| Japan | constitutional monarchy | ||
| South Korea | republic | ||
| Maldives | 26/07/1965 | republic | |
| Oman | 01/01/1650 | monarchy | |
| United Arab Emirates | 02/12/1971 | federation with specified powers delegated to the UAE central government and other powers reserved to member emirates | |
| Yemen | 22/05/1990 | republic | |
| Philippines | 04/07/1946 | republic | |
| Qatar | 03/09/1971 | traditional monarchy | |
| Singapore | 09/08/1965 | republic within Commonwealth | |
| Sri Lanka | 04/02/1948 | republic | |
| Taiwan | multiparty democratic regime | ||
| Anguilla | GB | British Overseas Territories | |
| Antigua and Barbuda | 01/11/1981 | parliamentary democracy | |
| Aruba | NL | part of the Dutch realm | |
| Bahamas | 10/07/1973 | commonwealth | |
| Barbados | 30/11/1966 | parliamentary democracy | |
| Belize | 21/09/1981 | parliamentary democracy | |
| Guatemala | 15/09/1821 | republic | |
| Mexico | 16/09/1810 | federal republic operating under a centralized government | |
| Bermuda | GB | British Overseas Territories | |
| British Virgin Islands | GB | British Overseas Territories | |
| Canada | 01/07/1867 | confederation with parliamentary democracy | |
| United States | 04/07/1776 | federal republic | |
| Cayman Islands | GB | British Overseas Territories | |
| Costa Rica | 15/09/1821 | democratic republic | |
| Nicaragua | 15/09/1821 | republic | |
| Panama | 03/11/1903 | constitutional republic | |
| Cuba | 20/05/1902 | Communist state | |
| Dominica | 03/11/1978 | parliamentary democracy | |
| Dominican Republic | 27/02/1844 | republic | |
| Haiti | 01/01/1804 | republic | |
| El Salvador | 15/09/1821 | republic | |
| Honduras | 15/09/1821 | republic | |
| Greenland | DK | part of the Danish realm | |
| Grenada | 07/02/1974 | parliamentary democracy | |
| Guadeloupe | F | overseas department of France | |
| Jamaica | 06/08/1962 | parliamentary democracy | |
| Martinique | F | overseas department of France | |
| Montserrat | GB | British Overseas Territories | |
| Netherlands Antilles | NL | part of the Dutch realm | |
| Saint Martin | F | overseas collectivity of France | |
| Colombia | 20/07/1810 | republic | |
| Puerto Rico | USA | commonwealth associated with the US | |
| Saint Kitts and Nevis | 19/09/1983 | constitutional monarchy | |
| Saint Lucia | 22/02/1979 | parliamentary democracy | |
| Saint Pierre and Miquelon | F | territorial collectivity of France | |
| Saint Vincent and the Grenadines | 27/10/1979 | constitutional monarchy | |
| Trinidad and Tobago | 31/08/1962 | parliamentary democracy | |
| Turks and Caicos Islands | GB | British Overseas Territories | |
| Virgin Islands | organized | ||
| American Samoa | USA | unincorporated and unorganized territory of the US | |
| Australia | 01/01/1901 | federal parliamentary state | |
| Cook Islands | NZ | self governing parliamentary government in free association with New Zealand | |
| Fiji | 10/10/1970 | republic | |
| French Polynesia | F | overseas territory of France since 1946 | |
| Guam | USA | organized | |
| Kiribati | 12/07/1979 | republic | |
| Marshall Islands | 21/10/1986 | constitutional government in free association with the US | |
| Micronesia | 03/11/1986 | constitutional government in free association with the US | |
| Nauru | 31/01/1968 | republic | |
| New Caledonia | F | overseas territory of France since 1956 | |
| New Zealand | 26/09/1907 | parliamentary democracy | |
| Niue | 19/10/1974 | self governing territory in free association with New Zealand | |
| Norfolk Island | AUS | territory of Australia | |
| Northern Mariana Islands | USA | commonwealth in political union with the US | |
| Palau | 01/10/1994 | constitutional government in free association with the US | |
| Pitcairn Islands | GB | British Overseas Territories | |
| Solomon Islands | 07/07/1978 | parliamentary democracy | |
| Tonga | 04/06/1970 | hereditary constitutional monarchy | |
| Tuvalu | 01/10/1978 | democracy | |
| Vanuatu | 30/07/1980 | republic | |
| Wallis and Futuna | F | overseas territory of France | |
| Samoa | 01/01/1962 | constitutional monarchy under native chief | |
| Argentina | 09/07/1816 | republic | |
| Bolivia | 06/08/1825 | republic | |
| Brazil | 07/09/1822 | federal republic | |
| Chile | 18/09/1810 | republic | |
| Paraguay | 14/05/1811 | republic | |
| Uruguay | 25/08/1828 | republic | |
| Peru | 28/07/1821 | republic | |
| French Guiana | F | overseas department of France | |
| Guyana | 26/05/1966 | republic | |
| Suriname | 25/11/1975 | republic | |
| Venezuela | 05/07/1811 | republic | |
| Ecuador | 24/05/1822 | republic | |
| Falkland Islands | GB | British Overseas Territories | |
| Algeria | 05/07/1962 | republic | |
| Libya | 24/12/1951 | Jamahiriya in theory | |
| Mali | 22/09/1960 | republic | |
| Mauritania | 28/11/1960 | republic | |
| Morocco | 02/03/1956 | constitutional monarchy | |
| Niger | 03/08/1960 | republic | |
| Tunisia | 20/03/1956 | republic | |
| Western Sahara | legal status of territory and question of sovereignty unresolved | ||
| Angola | 11/11/1975 | transitional government nominally a multiparty democracy with a strong presidential system | |
| Congo | 15/08/1960 | republic | |
| Namibia | 21/03/1990 | republic | |
| Zaire | 30/06/1960 | republic with a strong presidential system | |
| Zambia | 24/10/1964 | republic | |
| Benin | 01/08/1960 | republic under multiparty democratic rule dropped Marxism Leninism December 1989 | |
| Burkina Faso | 05/08/1960 | parliamentary | |
| Nigeria | 01/10/1960 | military government | |
| Togo | 27/04/1960 | republic under transition to multiparty democratic rule | |
| Botswana | 30/09/1966 | parliamentary republic | |
| South Africa | 31/05/1910 | republic | |
| Zimbabwe | 18/04/1980 | parliamentary democracy | |
| Cote dIvoire | 07/08/1960 | republic | |
| Ghana | 06/03/1957 | constitutional democracy | |
| Burundi | 01/07/1962 | republic | |
| Rwanda | 01/07/1962 | republic | |
| Tanzania | 26/04/1964 | republic | |
| Cameroon | 01/01/1960 | unitary republic | |
| Central African Republic | 13/08/1960 | republic | |
| Chad | 11/08/1960 | republic | |
| Equatorial Guinea | 12/10/1968 | republic in transition to multiparty democracy | |
| Gabon | 17/08/1960 | republic | |
| Cape Verde | 05/07/1975 | republic | |
| Sudan | 01/01/1956 | transitional previously ruling military junta | |
| Comoros | 06/07/1975 | independent republic | |
| Guinea | 02/10/1958 | republic | |
| Liberia | republic | ||
| Djibouti | 27/06/1977 | republic | |
| Eritrea | 27/05/1993 | transitional government | |
| Ethiopia | federal republic | ||
| Somalia | 01/07/1960 | none | |
| Kenya | 12/12/1963 | republic | |
| Gambia | 18/02/1965 | republic under multiparty democratic rule | |
| Senegal | 20/08/1960 | republic under multiparty democratic rule | |
| Guinea-Bissau | 10/09/1974 | republic | |
| Sierra Leone | 27/04/1961 | constitutional democracy | |
| Uganda | 09/10/1962 | republic | |
| Lesotho | 04/10/1966 | modified constitutional monarchy | |
| Madagascar | 26/06/1960 | republic | |
| Malawi | 06/07/1964 | multiparty democracy | |
| Mozambique | 25/06/1975 | republic | |
| Mauritius | 12/03/1968 | parliamentary democracy | |
| Mayotte | F | territorial collectivity of France | |
| Swaziland | 06/09/1968 | monarchy | |
| Reunion | F | overseas department of France | |
| Saint Helena | GB | British Overseas Territories | |
| Sao Tome and Principe | 12/07/1975 | republic | |
| Seychelles | 29/06/1976 | republic |