The shooting was in retaliation for 10 German soldiers killed and 26 wounded after clashes with partisans and Chetniks, halfway between Bar and Ljuljak.
On October 10, 1941, German Commander Franz Bemme ordered the shooting of one German soldier killed and the wounding of 50 wounded. About 2,300 were to be executed in retaliation.
The shooting of Kragujevac residents took place on October 21, 1941. On that day, the Germans took 2,301 people to the firing squad at the Serbian Army Central Cemetery from 1914 and 1915 in Sumarica. The shooting started at 7 o'clock in the morning. The first group of people was taken to the Sushiki stream where they were greeted by a group of 30 to 50 German soldiers. The civilians were lined up in four rows where there were 50 people in each row. After the shooting, the Germans killed those people who were wounded with a revolver. Groups of 100 people were carried to the barracks at the shooting range. The shooting ended by 2 o'clock in the afternoon. 2,272 people were killed and 29 survived the shooting. Among those shot were 217 minors. Of them, over 15 years old, 60 high school students and 134 juveniles who did not go to school, as well as 23 children under 15 years old, all mostly Roma.