In Athens, first the reformer-aristocrat Solon, then the popular tyrant Pisistratus, then his unpopular sons (Hyppius and Hipparchus), then the reformer-democrat Cleisthenes.
In Sparta – King Cleomenes I, who tried to stop the reforms of Cleisthenes in Athens.
On the island of Samos, the tyrant Polycrates, with whom Pythagoras did not get along.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.