For roughly three decades, Johnson ran Atlantic City as something close to a personal fiefdom, fusing political office with organized crime in a way that made the two effectively indistinguishable. His machine controlled not just the city but the surrounding county government, and Prohibition-era Atlantic City became a well-known sanctuary precisely because he allowed it to be. What makes his tenure historically significant is less its criminality than its durability — the arrangement held for thirty years before federal tax charges finally brought it down.

Operating largely undetected for four years across New York and New Jersey, Rifkin killed at least seventeen women — most of them sex workers — before a routine traffic stop ended his campaign. The methodical disposal of victims, including dismemberment and the removal of identifying features, delayed the identification of some remains by decades. His case drew attention to the vulnerability of marginalized victims and to how long such patterns can persist without triggering a focused investigation.

The "Shotgun Killer" spree that struck Indiana over roughly seven weeks in late 1990 left four people dead and generated a legal aftermath nearly as complicated as the crimes themselves. Peterson's case wound through multiple jurisdictions and trials, producing conflicting verdicts shaped by questions about the legality of his arrest, the admissibility of evidence, a recanted confession, and jury composition — with all-white juries reaching different conclusions than more diverse ones. A judge ultimately overrode the jury's own recommendation against death before that sentence was later commuted. The case sits at the intersection of violent crime and systemic procedural controversy in ways that still resist easy resolution.