The knife gained notoriety in the former Yugoslavian countries because it was probably used by the Croatian Ustaše during World War II for the killing of prisoners in the concentration camps of the Nazi-puppet Independent State of Croatia , most notably the Jasenovac concentration camp .
The knife gained notoriety in the former Yugoslavian countries because it was used by the Croatian Ustaše during World War II for the killing of prisoners in the concentration camps of the Nazi-puppet Independent State of Croatia , most notably the Jasenovac concentration camp .