How is this achieved?
You answer your own question...
a monolithic, all powerful, ruthless, world government
Hitler used gas, Stalin and Mao used starvation, Pol Pot used bullets. As it's been, so shall it be again...
Regards,
GtG
These guys were small potatoes...
Biological warfare is the way to go
Smallpox comes to mind
Just inoculate yer buddies first
Makes a good “one size fits all” approach