In Jasenovac the majority of victims were ethnic Serbs ( as part of the Genocide of the Serbs ) ; others were Jews ( The Holocaust ) , Roma ( The Porajmos ) , and some political dissidents . Jasenovac was a complex of five subcamps spread over on both banks of the Sava and Una rivers . The largest camp was the " Brickworks " camp at Jasenovac , about southeast of Zagreb . The overall complex included the Stara Gradiška sub-camp , the killing grounds across the Sava river at Donja Gradina , five work farms , and the Uštica Roma camp
Genocide of the Serbs
Persecution of Serbs in the Independent State of Croatia
Jasenovac concentration camp