“…Meanwhile, in both cities raged bitter strikes, bloody counter‐clashes, devastating fires, financial crises, housing shortages, and they did so in the shadow of Prohibition, one deadly global pandemic, countless wars, and more. The CPD and NYPD were thus called on to impose order during a historical period characterized by massive unrest (Monkkonen, 1981; for Chicago, see Mitrani, 2013; for New York, see Miller, 1999; Richardson, 1970).…”