Please also compare the relative numbers of people with rearmed military vehicles and people with karate-chop capable arms. The important comparison is the conditional probability, not the total numbers.
0 divided by a small number is going to be smaller than a small but nonzero number divided by about seven billion.
If you want to be obtuse you should argue the "tanks in the service of foreign warlords seeking to overthrow their local governments are privately owned" angle.
If you want to be obtuse you should argue the "tanks in the service of foreign warlords seeking to overthrow their local governments are privately owned" angle.