Earlier quoted context omitted.
It's disingenuous to pretend that the chemical weapons of the WW's and the massive cold war stockpiles of VX or sarin are in the same class as deliberately nonlethal lachrymator agents used in riot control. The fact that chemical weapons treaties technically ban pepper spray in the same manner as nerve gas doesn't mean it's a massive evil of police overreach -- there's plenty of low-hanging fruit on that topic withou…
GP isn't wrong though. Tear gas of the type used by civilian police forces against the general population is illegal to use in war. It is a war crime to use it. Tear gas was developed by France and used on the battle field in WWI before being used for "crowd control". https://www.kumc.edu/school-of-medicine/academics/department... . "Riot control agents, including tear gas and other gases which have debilitating but…
A wounded soldier is a greater burden than a dead soldier, so a possible tactic would be to deliberately wound. Some people thought that was especially amoral, so they added a rule against it to what they called international law.
So most police weaponry is illegal under international law, but it's illegal because it's less deadly than the permitted alternative.