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683 BCE - 682 BCE: List of annual archons at Athens begins.
660 BCE: Pheidon is tyrant in Argos.
657 BCE - 585 BCE: The Kypselidai are tyrants of Corinth.
621 BCE: Draco produces a new law code in Athens.
594 BCE - 593 BCE: In Athens the archon Solon lays the foundations for democracy.
585 BCE: An oligarchy of 80 takes power at Corinth.
570 BCE - 549 BCE: The tyrant Phalaris rules Agrigento, expanding its territory.
560 BCE: Pisistratos becomes tyrant in Athens for the first time.
535 BCE - 522 BCE: Polycrates rules as tyrant of Samos.
524 BCE - 460 BCE: Life of Athenian general and statesman Themistocles.
514 BCE: Fall of the Peisistratid tyranny in Athens.
514 BCE: The tyrant of Athens Hipparchos is killed by Harmodios and Aristogeiton - the 'tyrannicides'.
508 BCE: Reforms by Cleisthenes establishes democracy in Athens.
508 BCE: According to Aristotle, the institution of ostracism is introduced in Athens under Cleisthenes.
493 BCE: Themistocles is made archon in Athens.
489 BCE - 473 BCE: The tyrant Theron rules Agrigento.
487 BCE - 486 BCE: Archons begin to be appointed by lot in Athens.
487 BCE: The first ostracism vote takes place in Athens and Hipparchus is exiled.
482 BCE: Aristides is voted in an ostracism in Athens and exiled from the city.
480 BCE: The Tyrant Kadmos permits the establishment of democratic government on Kos.
471 BCE: The general and statesman Themistocles is voted in an ostracism and exiled from Athens.
463 BCE: Pericles leads a prosecution of Cimon on charges of corruption but he is acquitted.
462 BCE - 458 BCE: Pericles introduces democratic institutions in Athens.
462 BCE - 461 BCE: Radicalisation of democracy in Athens; Cimon exiled, Pericles comes to exercise influence.
461 BCE: Cimon is voted in an ostracism in Athens and exiled from the city.
460 BCE - 320 CE: Period of full and direct citizen democracy in Athens.
447 BCE - 386 BCE: The Boeotian federation has a minimum property requirement for participation in the democratic assembly.
417 BCE: In the last recorded ostracism the demagogue Hyperbolos is exiled from Athens.
411 BCE: The oligarchy of the 400 take over the democracy in Athens and in a matter of months is replaced by an oligarchy of 5000.
405 BCE: Dionysius becomes tyrant in Syracuse, Sicily.
404 BCE: End of the Peloponnesian war, Athens defeated By Sparta at Aigospotamoi, Rule of the Thirty Tyrants in Athens.
403 BCE: Restoration of the democracy in Athens, death of the tyrant Critias.
367 BCE: Dionysius II becomes tyrant of Syracuse, Sicily.
355 BCE: Demosthenes begins to deliver speeches in the Athenian assembly.
344 BCE: Timoleon defeats Dionysius II of Syracuse and establishes an oligarchy government.
318 BCE: Phocion is tried for treason and sentenced to death by poisoning.