{"id": 985352, "name": "Number of states in a region", "unit": "countries", "createdAt": "2024-08-29T18:18:03.000Z", "updatedAt": "2025-06-16T17:47:04.000Z", "coverage": "", "timespan": "1816-2100", "datasetId": 6694, "columnOrder": 0, "shortName": "number_countries", "catalogPath": "grapher/countries/2024-08-27/gleditsch/gleditsch_regions#number_countries", "descriptionShort": "Number of states (and microstates) in each region.", "descriptionProcessing": "We use the list of independent states and microstates from Gleditsch and Ward. We assign each country to a region based on the mapping (using GW codes):\n\n  - Americas: 2-199\n  - Europe: 200-399\n  - Africa: 400-626\n  - Middle East: 630-699\n  - Asia and Oceania: 700-999", "type": "int", "dataChecksum": "7650993109498137093", "metadataChecksum": "7160531953734550506", "datasetName": "States in regions (Gleditsch)", "updatePeriodDays": 1800, "datasetVersion": "2024-08-27", "nonRedistributable": false, "display": {"unit": "countries", "numDecimalPlaces": 0}, "schemaVersion": 2, "processingLevel": "minor", "presentation": {"topicTagsLinks": ["State Capacity", "War & Peace"]}, "descriptionKey": ["Gleditsch and Ward consider a country a sovereign state if its administration of a territory is relatively autonomous and it is considered independent by local actors and other states. They discuss many cases here: http://ksgleditsch.com/data/iisyst_casedesc.pdf"], "dimensions": {"years": {"values": [{"id": 1816}, {"id": 1817}, {"id": 1818}, {"id": 1819}, {"id": 1820}, {"id": 1821}, {"id": 1822}, {"id": 1823}, {"id": 1824}, {"id": 1825}, {"id": 1826}, {"id": 1827}, {"id": 1828}, {"id": 1829}, {"id": 1830}, {"id": 1831}, {"id": 1832}, {"id": 1833}, {"id": 1834}, {"id": 1835}, {"id": 1836}, {"id": 1837}, {"id": 1838}, {"id": 1839}, {"id": 1840}, {"id": 1841}, {"id": 1842}, {"id": 1843}, {"id": 1844}, {"id": 1845}, {"id": 1846}, {"id": 1847}, {"id": 1848}, {"id": 1849}, {"id": 1850}, {"id": 1851}, {"id": 1852}, {"id": 1853}, {"id": 1854}, {"id": 1855}, {"id": 1856}, {"id": 1857}, {"id": 1858}, {"id": 1859}, {"id": 1860}, {"id": 1861}, {"id": 1862}, {"id": 1863}, {"id": 1864}, {"id": 1865}, {"id": 1866}, {"id": 1867}, {"id": 1868}, {"id": 1869}, {"id": 1870}, {"id": 1871}, {"id": 1872}, {"id": 1873}, {"id": 1874}, {"id": 1875}, {"id": 1876}, {"id": 1877}, {"id": 1878}, {"id": 1879}, {"id": 1880}, {"id": 1881}, {"id": 1882}, {"id": 1883}, {"id": 1884}, {"id": 1885}, {"id": 1886}, {"id": 1887}, {"id": 1888}, {"id": 1889}, {"id": 1890}, {"id": 1891}, {"id": 1892}, {"id": 1893}, {"id": 1894}, {"id": 1895}, {"id": 1896}, {"id": 1897}, {"id": 1898}, {"id": 1899}, {"id": 1900}, {"id": 1901}, {"id": 1902}, {"id": 1903}, {"id": 1904}, {"id": 1905}, {"id": 1906}, {"id": 1907}, {"id": 1908}, {"id": 1909}, {"id": 1910}, {"id": 1911}, {"id": 1912}, {"id": 1913}, {"id": 1914}, {"id": 1915}, {"id": 1916}, {"id": 1917}, {"id": 1918}, {"id": 1919}, {"id": 1920}, {"id": 1921}, {"id": 1922}, {"id": 1923}, {"id": 1924}, {"id": 1925}, {"id": 1926}, {"id": 1927}, {"id": 1928}, {"id": 1929}, {"id": 1930}, {"id": 1931}, {"id": 1932}, {"id": 1933}, {"id": 1934}, {"id": 1935}, {"id": 1936}, {"id": 1937}, {"id": 1938}, {"id": 1939}, {"id": 1940}, {"id": 1941}, {"id": 1942}, {"id": 1943}, {"id": 1944}, {"id": 1945}, {"id": 1946}, {"id": 1947}, {"id": 1948}, {"id": 1949}, {"id": 1950}, {"id": 1951}, {"id": 1952}, {"id": 1953}, {"id": 1954}, {"id": 1955}, {"id": 1956}, {"id": 1957}, {"id": 1958}, {"id": 1959}, {"id": 1960}, {"id": 1961}, {"id": 1962}, {"id": 1963}, {"id": 1964}, {"id": 1965}, {"id": 1966}, {"id": 1967}, {"id": 1968}, {"id": 1969}, {"id": 1970}, {"id": 1971}, {"id": 1972}, {"id": 1973}, {"id": 1974}, {"id": 1975}, {"id": 1976}, {"id": 1977}, {"id": 1978}, {"id": 1979}, {"id": 1980}, {"id": 1981}, {"id": 1982}, {"id": 1983}, {"id": 1984}, {"id": 1985}, {"id": 1986}, {"id": 1987}, {"id": 1988}, {"id": 1989}, {"id": 1990}, {"id": 1991}, {"id": 1992}, {"id": 1993}, {"id": 1994}, {"id": 1995}, {"id": 1996}, {"id": 1997}, {"id": 1998}, {"id": 1999}, {"id": 2000}, {"id": 2001}, {"id": 2002}, {"id": 2003}, {"id": 2004}, {"id": 2005}, {"id": 2006}, {"id": 2007}, {"id": 2008}, {"id": 2009}, {"id": 2010}, {"id": 2011}, {"id": 2012}, {"id": 2013}, {"id": 2014}, {"id": 2015}, {"id": 2016}, {"id": 2017}, {"id": 2018}, {"id": 2019}, {"id": 2020}, {"id": 2021}, {"id": 2022}, {"id": 2023}, {"id": 2024}, {"id": 2025}, {"id": 2026}, {"id": 2027}, {"id": 2028}, {"id": 2029}, {"id": 2030}, {"id": 2031}, {"id": 2032}, {"id": 2033}, {"id": 2034}, {"id": 2035}, {"id": 2036}, {"id": 2037}, {"id": 2038}, {"id": 2039}, {"id": 2040}, {"id": 2041}, {"id": 2042}, {"id": 2043}, {"id": 2044}, {"id": 2045}, {"id": 2046}, {"id": 2047}, {"id": 2048}, {"id": 2049}, {"id": 2050}, {"id": 2051}, {"id": 2052}, {"id": 2053}, {"id": 2054}, {"id": 2055}, {"id": 2056}, {"id": 2057}, {"id": 2058}, {"id": 2059}, {"id": 2060}, {"id": 2061}, {"id": 2062}, {"id": 2063}, {"id": 2064}, {"id": 2065}, {"id": 2066}, {"id": 2067}, {"id": 2068}, {"id": 2069}, {"id": 2070}, {"id": 2071}, {"id": 2072}, {"id": 2073}, {"id": 2074}, {"id": 2075}, {"id": 2076}, {"id": 2077}, {"id": 2078}, {"id": 2079}, {"id": 2080}, {"id": 2081}, {"id": 2082}, {"id": 2083}, {"id": 2084}, {"id": 2085}, {"id": 2086}, {"id": 2087}, {"id": 2088}, {"id": 2089}, {"id": 2090}, {"id": 2091}, {"id": 2092}, {"id": 2093}, {"id": 2094}, {"id": 2095}, {"id": 2096}, {"id": 2097}, {"id": 2098}, {"id": 2099}, {"id": 2100}]}, "entities": {"values": [{"id": 273, "name": "Africa", "code": null}, {"id": 290, "name": "Americas", "code": null}, {"id": 29325, "name": "Asia and Oceania", "code": null}, {"id": 276, "name": "Europe", "code": null}, {"id": 25487, "name": "Middle East", "code": null}, {"id": 355, "name": "World", "code": "OWID_WRL"}]}}, "origins": [{"id": 116, "titleSnapshot": "List of independent states - States", "title": "List of independent states", "description": "We examine the criteria for membership in the international system as applied in the widely employed system membership list maintained by the Correlates of War Project. Some problems with existing classifications are illustrated and some analytical and empirical consequences of these problems are detailed. Using updated criteria and information, we develop a revised and updated list of the composition of the international system of nation state actors in world politics from the Congress of Vienna to the present.", "producer": "Gleditsch and Ward", "citationFull": "Gleditsch, Kristian S. & Michael D. Ward. 1999. \"Interstate System Membership: A Revised List of the Independent States since 1816.\" International Interactions 25: 393-413.", "versionProducer": "3.2", "urlMain": "http://ksgleditsch.com/data-4.html", "urlDownload": "http://ksgleditsch.com/data/iisystem.dat", "dateAccessed": "2023-09-22", "datePublished": "2007-01-22", "license": {"url": "https://creativecommons.org/licenses/by/4.0/", "name": "CC BY 4.0"}}, {"id": 117, "titleSnapshot": "List of independent states - Microstates", "title": "List of independent states", "description": "We examine the criteria for membership in the international system as applied in the widely employed system membership list maintained by the Correlates of War Project. Some problems with existing classifications are illustrated and some analytical and empirical consequences of these problems are detailed. Using updated criteria and information, we develop a revised and updated list of the composition of the international system of nation state actors in world politics from the Congress of Vienna to the present.", "producer": "Gleditsch and Ward", "citationFull": "Gleditsch, Kristian S. & Michael D. Ward. 1999. \"Interstate System Membership: A Revised List of the Independent States since 1816.\" International Interactions 25: 393-413.", "versionProducer": "3.2", "urlMain": "http://ksgleditsch.com/data-4.html", "urlDownload": "http://ksgleditsch.com/data/microstatessystem.dat", "dateAccessed": "2023-09-22", "datePublished": "2007-01-22", "license": {"url": "https://creativecommons.org/licenses/by/4.0/", "name": "CC BY 4.0"}}]}