EntityQ702638· pop 29· linked from 504 articlesOperation TannenbergSign in to saveNazi extermination operation directed at Poles in early World War IIConnectionsgas vanEntityGerman crimes against PolesEntitySpecial Prosecution Book-PolandEntitypacification actions in German-occupied PolandEntityRussiaCountryGermanyCountryPolandCountryUkraineCountryBelarusCountryGermanEntityLithuaniaCountryAdolf HitlerPersonPolishEntityKurówEntityVilniusEntityNazi GermanyConceptKharkivEntityInternational Standard Book NumberEntityPoznańEntitygenocideEntityCategories1939 mass shootings in Europe1940 mass shootings in Europe1940 murders in PolandAnti-Slavic sentimentAttacks on buildings and structures in 1939Attacks on buildings and structures in 1940Attacks on hospitals in Poland during World War IIDecember 1939 in EuropeGeneralplan OstGerman occupation of Poland during World War IIHospital shootings in Poland