Mostly through control of the military (and through that the people). Once one man (or woman) has full control of a countries' military it is all over for them, the people can't really do anything without running the chance of getting killed. No opposition, no resistance, means full power. The only thing that could break the deal by this point would be a war in which the country is beaten into the ground by Another Country (or by assassination but then someone else could take the dictator's place).
in a dictatorship rulers
Undetermined - depends on how long the dictator can maintain his control.
Dictatorship
dictatorship
dictatorship
The rulers use fear to maintain control over the people
you can gain control in a dictatorship by becoming president
dictatorship
Dictatorship
A dictator by his/ her very nature takes complete control of a government and the only way they can maintain control is through the military and police to enforce their dictatorship .
DICTATORSHIP
Autocracy