The troop withdrawal created a ton of surplus armament. Through the so-called “1033 program,” police departments can acquire excess military gear from the Pentagon for free.
Source: https://www.stephensemler.com/p/how-the-iraq-war-turbocharged-police
I would really disagree, I haven’t the faintest clue whats its like in the US but as someone of gypsy descent and as someone who grew up in a soviet era 10 story building I have never had a singular bad experience with them!