National Constitutions - Markdown

| code | slug | name | description | constitutionName | yearEnacted | yearEstablished |
| --- | --- | --- | --- | --- | --- | --- |
| US | united-states | United States of America | The world's oldest current written constitution. | Constitution of the United States | 1789 | 1788 |
| NO | norway | Norway | The second oldest current written constitution in Europe. | Constitution of the Kingdom of Norway |  | 1814 |
| NL | netherlands | Netherlands | Constitution adopted after the Congress of Vienna. | Constitution of the Kingdom of the Netherlands |  | 1815 |
| BE | belgium | Belgium | Constitution adopted after independence from the Netherlands. | Constitution of Belgium |  | 1831 |
| CA | canada | Canada | Adopted when British colonies formed a dominion. | Constitution of Canada | 1867 | 1867 |
| LU | luxembourg | Luxembourg | Constitution establishing permanent neutrality after the Franco-Prussian War. | Constitution of the Grand Duchy of Luxembourg |  | 1868 |
| AU | australia | Australia | Federal constitution enacted by the British Parliament. | Constitution of Australia | 1901 | 1900 |
| MX | mexico | Mexico | Adopted after the collapse of the Porfirio Diaz dictatorship. | Constitution of the United Mexican States |  | 1917 |
| AT | austria | Austria | Constitution of the First Austrian Republic. | Federal Constitutional Law of Austria | 1920 | 1920 |
| EE | estonia | Estonia | Constitution adopted after independence from Russia. | Constitution of the Republic of Estonia | 1922 | 1922 |
| IE | ireland | Ireland | Constitution declaring independence from the United Kingdom. | Constitution of Ireland | 1937 | 1937 |
| IS | iceland | Iceland | Constitution adopted upon independence from Denmark. | Constitution of the Republic of Iceland | 1944 | 1944 |
| JP | japan | Japan | Constitution known as a symbol of post-war democracy. | Constitution of Japan | 1947 | 1946 |
| IT | italy | Italy | Constitution establishing the transition to republic after abolition of monarchy. | Constitution of the Italian Republic | 1948 | 1947 |
| DE | germany | Germany | Basic Law protecting human rights through 'eternal clauses'. | Basic Law for the Federal Republic of Germany | 1949 | 1949 |
| IN | india | India | The world's longest written constitution. | Constitution of India | 1950 | 1950 |
| DK | denmark | Denmark | Constitution comprehensively revised after liberation from Nazi occupation. | Constitution of the Kingdom of Denmark |  | 1953 |
| FR | france | France | Constitution establishing the Fifth Republic. | Constitution of the Fifth French Republic | 1958 | 1958 |
| SE | sweden | Sweden | Constitution transitioning from Instrument of Government to four fundamental laws. | Instrument of Government of Sweden | 1975 | 1974 |
| ES | spain | Spain | Democratization constitution after the end of the Franco dictatorship. | Spanish Constitution | 1978 | 1978 |
| PT | portugal | Portugal | Democratization constitution after the Carnation Revolution. | Constitution of the Portuguese Republic | 1976 | 1976 |
| GR | greece | Greece | Democratic restoration constitution after the collapse of military rule. | Constitution of Greece | 1975 | 1975 |
| CN | china | China | Current constitution adopted during the reform and opening-up period. | Constitution of the People's Republic of China | 1982 | 1982 |
| BR | brazil | Brazil | Democratization constitution known as the 'Citizen Constitution'. | Constitution of the Federative Republic of Brazil | 1988 | 1988 |
| KR | south-korea | South Korea | Constitution adopted as a result of democratization movements. | Constitution of the Republic of Korea | 1988 | 1987 |
| RU | russia | Russia | Constitution adopted after the collapse of the Soviet Union. | Constitution of the Russian Federation | 1993 | 1993 |
| CZ | czech-republic | Czech Republic | Constitution adopted after the dissolution of Czechoslovakia. | Constitution of the Czech Republic | 1993 | 1992 |
| FI | finland | Finland | Current constitution comprehensively revising the 1919 constitution. | Constitution of Finland | 2000 | 1999 |
| CH | switzerland | Switzerland | Current constitution systematizing and organizing the 1848 constitution. | Federal Constitution of the Swiss Confederation | 2000 | 1999 |
| PL | poland | Poland | New constitution adopted after the collapse of communist rule. | Constitution of the Republic of Poland | 1997 | 1997 |
| ZA | south-africa | South Africa | New constitution after the abolition of apartheid. | Constitution of the Republic of South Africa | 1997 | 1996 |
| HU | hungary | Hungary | New fundamental law replacing the 1949 constitution. | Fundamental Law of Hungary | 2012 | 2011 |
| UK | united-kingdom | United Kingdom | Uncodified constitution without a single written constitutional document. | Uncodified Constitution |  |  |