{"id": 1229473, "name": "Number of nuclear warheads", "unit": "warheads", "createdAt": "2026-05-15T07:21:30.000Z", "updatedAt": "2026-07-30T01:52:40.000Z", "coverage": "", "timespan": "1945-2026", "datasetId": 7964, "shortUnit": "", "columnOrder": 0, "shortName": "number_of_warheads", "catalogPath": "grapher/war/2026-05-13/nuclear_weapons_inventories/nuclear_weapons_inventories#number_of_warheads", "descriptionShort": "Estimated number of nuclear warheads in the stockpiles of nuclear powers.", "type": "int", "dataChecksum": "13820293496697350392", "metadataChecksum": "2455067162179187709", "datasetName": "Estimated Global Nuclear Warhead Inventories", "updatePeriodDays": 365, "datasetVersion": "2026-05-13", "nonRedistributable": false, "display": {"unit": "warheads", "numDecimalPlaces": 0}, "schemaVersion": 2, "processingLevel": "minor", "presentation": {"topicTagsLinks": ["Nuclear Weapons", "War & Peace"]}, "descriptionKey": "- Stockpiles include warheads assigned to military forces, but exclude retired warheads queued for dismantlement.\n- Retired warheads are only included in the global total.\n- The exact number of countries' warheads is secret, and the estimates are based on publicly available information, historical records, and occasional leaks.\n- Warheads vary substantially in their destructing power.", "dimensions": {"years": {"values": [{"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}]}, "entities": {"values": [{"id": 171, "name": "China", "code": "CHN"}, {"id": 3, "name": "France", "code": "FRA"}, {"id": 137, "name": "India", "code": "IND"}, {"id": 133, "name": "Israel", "code": "ISR"}, {"id": 128, "name": "North Korea", "code": "PRK"}, {"id": 101, "name": "Pakistan", "code": "PAK"}, {"id": 12, "name": "Russia", "code": "RUS"}, {"id": 81, "name": "South Africa", "code": "ZAF"}, {"id": 1, "name": "United Kingdom", "code": "GBR"}, {"id": 13, "name": "United States", "code": "USA"}, {"id": 355, "name": "World", "code": "OWID_WRL"}]}}, "origins": [{"id": 15158, "title": "Estimated Global Nuclear Warhead Inventories", "description": "This dataset provides information on the number of stockpiled nuclear warheads by the nuclear powers.", "producer": "Federation of American Scientists", "citationFull": "Hans M. Kristensen, Matt Korda, Robert S. Norris, Eliana Johns, and Mackenzie Knight, Federation of American Scientists - Estimated Global Nuclear Warhead Inventories.", "attributionShort": "FAS", "urlMain": "https://fas.org/initiative/status-world-nuclear-forces/", "dateAccessed": "2026-05-13", "datePublished": "2026-03-30", "license": {"name": "CC BY 4.0"}}]}