However, a 2017 study showed that police forces which received military equipment were more likely to have violent encounters with the public, regardless of local crime rates.
Dress people up like G.I. Joe, give them tanks and other military weapons, and they'll start using it. Human nature. Dallas cut their police violence problem to one of the lowest in the country by taking them out of paramilitary gear, making them appear on the street, with the people they are supposed to protect, and encouraging them to interact with the public even when not arresting or ticketing people.
And it led to this: