There are actually a number of ways that you might see a permanently stable totalitarian government arise, in addition to the simplest idea that maybe the leader never dies:
https://80000hours.org/problem-profiles/risks-of-stable-totalitarianism/
There are actually a number of ways that you might see a permanently stable totalitarian government arise, in addition to the simplest idea that maybe the leader never dies:
https://80000hours.org/problem-profiles/risks-of-stable-totalitarianism/