Constitutions

The Constitution of the Islamic Republic of Iran was adopted by referendum on 2 and 3 December 1979, and went into force replacing the Constitution of 1905.

The Constitution of Estonia is the fundamental law of the Republic of Estonia and establishes the state order as that of a democratic republic where the supreme power is vested in its citizens.

Three other previous constitutions have effectively governed the country in the past: the 1935 Commonwealth Constitution, the 1973 Constitution, and the 1986 Freedom Constitution.

The Constitution of Ireland (Irish: Bunreacht na hÉireann, pronounced [ˈbˠɔnrʲaxt̪ˠ n̪ˠə ˈheːrʲən̪ˠ]) is the fundamental law of Ireland.

The Seventeen-article constitution (十七条憲法 jūshichijō kenpō) is, according to the Nihon Shoki of 720, a document authored by Prince Shōtoku in 604.

The Treaty establishing a Constitution for Europe (TCE), (commonly referred to as the European Constitution or as the Constitutional Treaty), was an unratified international treaty intended to create a consolidated constitution for the European Union (EU).

The Constitution of Kosovo, refers to the supreme law (article 16) of the Republic of Kosovo.

The Federal Constitution of the Swiss Confederation (SR 10, German: Bundesverfassung der Schweizerischen Eidgenossenschaft (BV), French: Constitution fédérale de la Confédération suisse (Cst.), Italian: Costituzione federale della Confederazione Svizzera (Cost.), Romansh: ) of 18 April 1999 (SR 101) is the third and current federal constitution of Switzerland.

The Constitution of South Africa is the supreme law of the country of South Africa.

The current Constitution of Poland was adopted on 2 April 1997.

The Constitution of New Zealand is the sum of laws and principles that make up the body politic of the realm.

Contracts are often amended when the market changes.