Aging also doesn't stop the Kim dynasty from enslaving and murdering millions of North Koreans. Imagine an alternate world where aging didn't happen naturally,

Aging also doesn't stop the Kim dynasty from enslaving and murdering millions of North Koreans. Imagine an alternate world where aging didn't happen naturally, and some people lived several hundred years before dying of accidents or non-age-related diseases. And suppose there really were some instances of long-lived dictators abusing their subjects for centuries. Would your recommended solution be to develop and release a pathogen that slowly crippled everyone's bodies and minds over the course of 80 years?