How did the roman republic become after a dictatorship?

Answer: General Sulla was declared leader after a long civil war.

The patricians and senators were defeated by General Sulla.

General Sulla challenged and defeated his opponent in an election.

The plebeians supported General Sulla's overthrow of the govern

The dictatorial power was then granted to Caesar in 49 BC, when he returned to Rome from his campaigns in Gaul, and put the forces of Pompeius ("Pompey the Great") to flight. He resigned the dictatorship after only eleven days, having held the comitia at which he himself was elected consul for the following year.