1941/10/20–1941/10/21 – Massenerschießung Kragujevac (Serbien)

After a partisan attack on Wehrmacht units, German forces together with collaborating Serbian formations arrest 2 300 civilians in and around Kragujevac, mostly male Jews, Roma and local Serbs, among which entire year groups of local secondary school children, and shoot them in retaliation, most of them at the Šumarice killing site.