Massacres of Poles in Volhynia and Eastern Galicia | Military Wiki | Fandom
The massacres of Poles in Volhynia and Eastern Galicia (Polish language: rzeź wołyńska , literally: Volhynian slaughter; Ukrainian language: Волинська трагедія , Volyn tragedy) were part of an ethnic cleansing operation carried out in Nazi Germany-occupied Poland by the Ukrainian Insurgent Army...
https://military-history.fandom.com/wiki/Massacres_of_Poles_in_Volhynia_and_Eastern_Galicia