Citizens of the US own 70X as many guns are our police and military combined.
This is not only to protect against our own government, but to protect our homeland from foreign invaders. VERY big deterrent, I'd say.
POWER TO THE PEOPLE
https://www.thetruthaboutguns.com/2017/08/robert-farago/trace-civilians-70-times-guns-u-s-police-military-combined/