Brack operated at the administrative heart of one of the Nazi regime's most concealed killing programs, translating ideological policy into institutional procedure. His role in Aktion T4 placed him among those directly responsible for building the bureaucratic and logistical machinery that enabled the murder of hundreds of thousands of disabled people across German-occupied territory. The methods developed under programs he helped organize were later adapted for use in the broader machinery of the Holocaust. He was convicted at the Doctors' Trial at Nuremberg and executed in 1948.

The Wineville Chicken Coop murders unfolded over several years in rural California, where Northcott used a remote ranch to abduct and abuse an uncertain number of boys, killing at least some of them there. The true scale of the crimes was never fully established — he confessed to nine murders, investigators suspected as many as twenty, and the state could only produce evidence sufficient to convict him of three. His case drew lasting attention partly for what remained unresolved: an indeterminate victim count, a coerced nephew pressed into proximity with the crimes, and a confession that courts could not fully verify.

His case became a flashpoint in Bolivian public debate less because of the confirmed killings than because of what surrounded them — allegations of dozens of rapes, a prior conviction that ended in early release, and a pattern of escalating violence afterward. The gap between what the legal system registered and what prosecutors alleged raised pointed questions about how the country handles repeat violent offenders. He was ultimately sentenced to 30 years for the 2021 crimes.

A prisoner forced into the camp system who nonetheless became one of its most feared instruments, Mahl exercised his role in Dachau's crematorium with a brutality that earned him a postwar nickname and a death sentence — later reduced — from Allied tribunals. His case sits within the broader history of Kapos, prisoner-functionaries whose collaboration with SS administration placed them in a legally and morally contested category that courts struggled to address consistently.

What distinguishes her case is the combination of aristocratic background and direct participation in Baltic piracy at a time when such activity carried the death penalty — as her brother's fate demonstrated. The 1662 attack on a Dutch merchant vessel, which left no survivors and drew diplomatic pressure from the Netherlands, placed her at the center of one of the more consequential piracy incidents in Swedish history. Her escape from prosecution came not through innocence but through the legal status of married women under contemporary Swedish law, which transferred criminal liability to her husband.