{"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., & \u00d6berg, M. (2026). Organized violence 1989\u20132025, 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., & \u00d6berg, M. (2026). Organized violence 1989\u20132025, 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 H\u00e5vard 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"}}]}