And to be fair, Giuliani totally cleaned up NYC.
PolitiFact - How much credit does Giuliani deserve for fighting crime?
SUMMARY: Rudy Giuliani touts his crime-fighting record from his days as mayor of New York, but many experts don't think
www.politifact.com
New York was no anomaly, but was part of a trend that saw crime fall sharply nationwide in the 1990s, particularly in big cities. The city with the best record for reducing violent crime during this period? San Francisco.
Aside from questions it raised about constitutionality, a 1999 study by the New York Attorney General's Office found that "Stop and Frisk" was unevenly applied — minorities were stopped disproportionately — and led to relatively few arrests. Often, people were detained but never charged. Although Giuliani's policies appear to have passed the ultimate test — crime did go down — researchers seeking empirical evidence have come up short.