These horrific crimes managed to have a positive effect on society in the long term. For this list, we'll be ranking real life crimes where the importance of what happened was so great that it inspired laws or procedures to be drafted in response.
true crimes that changed laws, true crime, true crimes, crimes that inspired change, new laws, true crime docs, crimes that changed laws, worst criminal acts, worst true crimes, worst crimes, worst criminals, crime, serial killers, son of sam, adam walsh, kitty genovese, matthew shepard, james byrd, jr., polly klaas, rebecca schaeffer, johnny gosch, megan kanka, ernesto miranda, amber hagerman
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