{"id":1270176,"name":"Number of states involved in conflicts - Conflict type: state-based","unit":"states","createdAt":"2026-06-11T11:05:08.000Z","updatedAt":"2026-06-11T11:05:08.000Z","coverage":"","timespan":"1946-2025","datasetId":7985,"shortUnit":"","columnOrder":0,"shortName":"number_participants__conflict_type_state_based","catalogPath":"grapher/war/2026-06-10/ucdp/ucdp_country#number_participants__conflict_type_state_based","dimensions":{"years":{"values":[{"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}]},"entities":{"values":[{"id":273,"name":"Africa","code":"OWID_AFR"},{"id":290,"name":"Americas","code":null},{"id":29325,"name":"Asia and Oceania","code":null},{"id":276,"name":"Europe","code":"OWID_EUR"},{"id":25487,"name":"Middle East","code":null},{"id":355,"name":"World","code":"OWID_WRL"}]}},"descriptionShort":"Included are states that were primary participants in at least one interstate, intrastate, or extrasystemic conflict that year.","type":"int","datasetName":"UCDP, History of war","updatePeriodDays":365,"datasetVersion":"2026-06-10","nonRedistributable":false,"display":{"unit":"states","numDecimalPlaces":0},"schemaVersion":2,"presentation":{"attributionShort":"UCDP","attribution":"Uppsala Conflict Data Program and Peace Research Institute Oslo (2026)","topicTagsLinks":["War & Peace"]},"descriptionKey":["A state-based conflict is defined by the [Uppsala Conflict Data Program (UCDP)](https://ucdp.uu.se/) as a conflict between two armed groups, at least one of which is a state, that causes at least 25 deaths during a year. This includes combatant and civilian deaths due to fighting.","A country is considered to participate in a conflict if they were a primary participant, which refers to those participants that have the main disagreement of the conflict."],"origins":[{"id":15400,"title":"Georeferenced Event Dataset","description":"This dataset is UCDP's most disaggregated dataset, covering individual events of organized violence (phenomena of lethal violence occurring at a given time and place). These events are sufficiently fine-grained to be geo-coded down to the level of individual villages, with temporal durations disaggregated to single, individual days.\n\nYou can find more notes at https://ucdp.uu.se/downloads/ged/ged261.pdf","producer":"Uppsala Conflict Data Program","citationFull":"Davies, S., Pettersson, T., & Öberg, M. (2026). Organized violence 1989–2025, and violent political protests. Journal of Peace Research. https://doi.org/10.1093/jopres/xjag046\n\nSundberg, Ralph and Erik Melander (2013) Introducing the UCDP Georeferenced Event Dataset. Journal of Peace Research 50(4).","attributionShort":"UCDP","versionProducer":"v26.1","urlMain":"https://ucdp.uu.se/downloads/index.html#ged_global","urlDownload":"https://ucdp.uu.se/downloads/ged/ged261-csv.zip","dateAccessed":"2026-06-10","datePublished":"2026","license":{"url":"https://creativecommons.org/licenses/by/4.0/","name":"CC BY 4.0"}},{"id":15401,"title":"Armed Conflict","description":"A conflict-year dataset with information on armed conflict where at least one party is the government of a state in the time period 1946-2025.\n\nYou can find more notes at https://ucdp.uu.se/downloads/ucdpprio/ucdp-prio-acd-261.pdf","producer":"Uppsala Conflict Data Program and Peace Research Institute Oslo","citationFull":"Davies, S., Pettersson, T., & Öberg, M. (2026). Organized violence 1989–2025, and violent political protests. Journal of Peace Research. https://doi.org/10.1093/jopres/xjag046\n\nGleditsch, Nils Petter, Peter Wallensteen, Mikael Eriksson, Margareta Sollenberg, and Håvard Strand (2002) Armed Conflict 1946-2001: A New Dataset. Journal of Peace Research 39(5).","attributionShort":"UCDP/PRIO","versionProducer":"version 26.1","urlMain":"https://ucdp.uu.se/downloads/index.html#armedconflict","urlDownload":"https://ucdp.uu.se/downloads/ucdpprio/ucdp-prio-acd-261-csv.zip","dateAccessed":"2026-06-10","datePublished":"2026","license":{"url":"https://creativecommons.org/licenses/by/4.0/","name":"CC BY 4.0"}}]}