25 mars 500 av. J.-C. - Next to the king there was a hereditary aristocracy developing like in almost every governing body of the ancient world (more inf)

Description:

This group of wealthy aristocrates advised the king and almost certainly helped choosing a king. in this century a group of these would revolt against the king and form the main institution of power called the senate. The executive power was in the hands of the consuls, always 2 and only elected for one year.