On September 8 , 1939 , after the Invasion of Poland , the village of Dąbrowa ( near Ciepielów ) was the site of a mass murder of approximately 300 Polish prisoners of war by German Wehrmacht troops . In December 1941 , a minor ghetto was established in Ciepielów by German authorities ; in October 1942 all of them ( approximately 600 ) of them were sent to gas chambers of Treblinka extermination camp
the site of a mass murder
Massacre in Ciepielów
Ciepielów, Masovian Voivodeship