Jasenovac concentration camp
According to the United States Holocaust Memorial Museum, Jasenovac's victims included "between 45,000 and 52,000 Serb residents of the so-called Independent State of Croatia; between 12,000 and 20,000 Jews; between 15,000 and 20,000 Roma (Gypsies); and between 5,000 and 12,000 ethnic Croats and Muslims, who were political and religious opponents of the regime."