Labbé Galilea served as a military officer under the Pinochet regime before transitioning into political life, where he became one of its most prominent and unapologetic public defenders. His long tenure as mayor of Providencia kept him in mainstream civic life even as the full accounting of the regime's human rights abuses continued to unfold around him. The persistence of his public role made him a notable figure in debates over accountability and historical memory in post-dictatorship Chile.

His two confirmed murders were distinguished less by their frequency than by their method — a former soldier and working butcher who applied vocational knowledge to the disposal of victims, dismembering bodies and distributing remains along the Seine to frustrate identification. The nicknames he acquired in the French press reflect the geographical spread of his crimes across the parishes north and west of Paris, and his final counsel came to hinge not on innocence but on whether the death penalty itself could be justified. His parting advice to future criminals — never confess — came only after authorities extracted an admission through the promise of clemency.

Over the course of eight months in 1984, Long conducted a sustained campaign of abduction, sexual violence, and murder that claimed at least ten lives in the Tampa Bay area. The concentrated timeframe and repetitive method reflected a pattern of predatory targeting that left a lasting impact on the region. His case became a significant reference point in forensic and criminal profiling work of that era.

Pilčík operated in the fractured postwar landscape of Central Europe, where the new ideological borders created both desperate refugees and those willing to exploit them. What began as smuggling people across the Czechoslovak frontier into West Germany turned lethal, as he murdered a number of those who had paid for his help. His case illustrates how the upheaval following the Second World War — the displacement, the secrecy, the absence of oversight — could provide cover for violence against the most vulnerable travelers.

His career traced a recurring arc: service under authoritarian rule, a failed coup attempt, exile, and ultimately a successful seizure of power while the sitting president was abroad. During his decade in office, the Central African Republic experienced deepening instability, and armed groups that gained strength in this period would go on to commit serious atrocities — including mass killings and widespread displacement — after his own ouster in 2013. The conflict his overthrow helped ignite drew international intervention and United Nations peacekeeping forces, with violence continuing well into subsequent years.

As the Spanish Inquisition's first Grand Inquisitor, he shaped an institution that used judicial torture and execution to enforce religious conformity across the Iberian Peninsula — with his personal endorsement at every level. His role in the 1492 Alhambra Decree helped drive the mass expulsion of Jews from Spain, a demographic and cultural rupture whose effects persisted for centuries. The apparatus he built was less a matter of individual cruelty than of systematic institutional power applied in the name of orthodoxy.