The Spanish Conquistidors!
It would be an "absolute monarchy" that gives all power to one individual for life, since this person usually gains power either through hereditary succession of through violence.
The Roman Republic was an era during the classical Roman Civilization which took place from 509 BC, until 27 BC, with the establishment of the Roman Empire. The government of The Roman Republic had three different bodies : The Senate, The Consuls and The Assemblies.
