As the Manhattan Institute reported last summer,[5] the subways were a violence-reduction success story from the early 1990s until 2019. Proactive policing, begun in the 1990s by then–transit police chief William J. Bratton, cut felonies by 15% just in 1991, and felonies underground continued…
— Read on www.manhattan-institute.org/public-safety-nyc-subways-no-safety-small-numbers