World Government Profile 2018

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Administrative divisions195 countries, 72 dependent areas and other entities
Legal systemthe legal systems of nearly all countries are generally modeled upon elements of five main types: civil law (including French law, the Napoleonic Code, Roman law, Roman-Dutch law, and Spanish law); common law (including English and US law); customary law; mixed or pluralistic law; and religious law (including Islamic law); an additional type of legal system - international law - governs the conduct of independent nations in their relationships with one another
International law organization participationall members of the UN are parties to the statute that established the International Court of Justice (ICJ) or World Court; 61 countries have accepted jurisdiction of the ICJ as compulsory with reservations and 11 countries have accepted ICJ jurisdiction as compulsory without reservations; states parties to the Rome Statute of the International Criminal Court (ICCt) are those countries that have ratified or acceded to the Rome Statute, the treaty that established the Court; a total of 124 (as of 2 December 2016) countries have accepted jurisdiction of the ICCt (see Appendix B for a clarification on the differing mandates of the ICJ and ICCt)
Flag descriptionnote: the flags of 12 nations: Austria, Botswana, Georgia, Jamaica, Japan, Laos, Latvia, Macedonia, Micronesia, Nigeria, Switzerland, and Thailand have no top or bottom and may be flown with either long edge on top without any notice being taken

Source: CIA World Factbook
This page was last updated on January 20, 2018