How did Plato's experiences with Athenian democracy influence his political ideas?

Plato’s political philosophy was deeply shaped by his disillusionment with the volatile nature of Athenian democracy and the political instability he witnessed during his youth.41

His experiences during the Peloponnesian War led him to view the Athenian masses as easily swayed by ambitious demagogues, whose pursuit of power and foolhardy projects of conquest ultimately resulted in Athens' defeat. Plato’s subsequent disappointment with the oppressive rule of the Thirty Tyrants—which he found even worse than the democracy he had criticized—further fueled his search for a more stable and moral political order.12

The execution of his mentor, Socrates, by the restored democratic government served as a pivotal moment, cementing his conviction that existing political systems were fundamentally flawed. Consequently, in works like the Republic, Plato argued that true justice could only be achieved if political power and philosophy were united, proposing that only philosopher kings—who possess knowledge of permanent truths—are fit to rule, rather than leaders accountable to the whims of the populace.13245