🌐EnglishEnglishBahasa IndonesiaEspañolFrançaisРусскийفارسی中文日本語EntityQ20981836· pop 8· linked from 198 articlesOperation PXplanned Japanese biological attack on the United States in World War IIAvailable in 8 languagesEspañolFrançais中文РусскийBahasa IndonesiaFinnishفارسیvia Wikidata sitelinks · CC0ConnectionsUnited StatesCountryJapaneseEntityWorld War IICategories1945 in JapanAmerican theater of World War IIBattles and operations of the Pacific WarCancelled military operations of World War IIJapanese biological weapons programJapanese war crimesMilitary history of Japan during World War II