Yes Stalin was an autocratic ruler. He let power get into his head as he was supreme ruler.
potentate
Potentate
unlimited.
An autocratic ruler has got unlimited power and usually does not allow, not even formally, that others than himself and a close follower group have a say in the government.
someone killed him
Nobody this person would be called a dictator.
An autocratic ruler has complete and unchecked power over their country or territory. They have the authority to make decisions without consulting others and often suppress opposition or dissent. Their rule is characterized by centralized control and limited political freedom.
An autocratic and tyrannical ruler is 'Despotic' from the Greek word Despotikos
Kaiser Wilhelm II
An autocratic and tyrannical ruler is 'Despotic' from the Greek word Despotikos
Belarus is the only European country to have an autocratic government. There is no real explanation as to why a country has an autocratic government, other than the absolute ruler being power hungry.