Isagoras (), son of Tisander, was an Athenian

aristocrat The aristocracy (''from Greek'' ''ἀριστοκρατία'' ''aristokratía'', "rule of the best"; ''Latin: aristocratia'') is historically associated with a "hereditary" or a "ruling" social class. In many states, the aristocracy included the ...

in the late 6th century BC. He had remained in Athens during the

tyranny A tyrant (), in the modern English language, English usage of the word, is an autocracy, absolute ruler who is unrestrained by law, or one who has usurper, usurped a legitimate ruler's sovereignty. Often portrayed as cruel, tyrants may defen ...

of Hippias, but after Hippias was overthrown, he became involved in a struggle for power with

Cleisthenes Cleisthenes ( ; ), or Clisthenes (), was an ancient Athenian lawgiver credited with reforming the constitution of ancient Athens and setting it on a democratic footing in 508 BC. For these accomplishments, historians refer to him as "the fath ...

, a fellow aristocrat. In 508 BC he was elected archon eponymous, but Cleisthenes opposed him, with support from the majority of the population. Isagoras requested support from the

Sparta Sparta was a prominent city-state in Laconia in ancient Greece. In antiquity, the city-state was known as Lacedaemon (), while the name Sparta referred to its main settlement in the Evrotas Valley, valley of Evrotas (river), Evrotas rive ...

n king

Cleomenes I Cleomenes I (; Greek Κλεομένης; died c. 490 BC) was Agiad King of Sparta from c. 524 to c. 490 BC. One of the most important Spartan kings, Cleomenes was instrumental in organising the Greek resistance against the Persian Empire of Da ...

, an old friend who had earlier been given hospitality by Isagoras. According to

Herodotus Herodotus (; BC) was a Greek historian and geographer from the Greek city of Halicarnassus (now Bodrum, Turkey), under Persian control in the 5th century BC, and a later citizen of Thurii in modern Calabria, Italy. He wrote the '' Histori ...

, Cleomenes had had an affair with Isagoras' wife.Herodotus, ''Histories'', 5.70 In 507 BCE, Isagoras, with Cleomenes' help, expelled Cleisthenes and other members of the

Alcmaeonidae The Alcmaeonidae (; , ; Attic: , ) or Alcmaeonids () were a wealthy and powerful noble family of ancient Athens, a branch of the Neleides who claimed descent from the mythological Myth is a genre of folklore consisting primarily of narrati ...

family on pretext of the Alcmaeonidaean stain (see Megacles). Cleisthenes' supporters and the ordinary Athenian citizens revolted against Isagoras' tyranny, and ended up trapping Isagoras and his Spartan allies on the

Acropolis An acropolis was the settlement of an upper part of an ancient Greek city, especially a citadel, and frequently a hill with precipitous sides, mainly chosen for purposes of defense. The term is typically used to refer to the Acropolis of Athens ...

for two days. On the third day they made a truce, allowed Cleomenes and Isagoras to escape, and executed 300 of Isagoras' supporters. Cleisthenes then returned to the city and implemented reforms that created

Athenian democracy Athenian democracy developed around the 6th century BC in the Ancient Greece, Greek city-state (known as a polis) of Classical Athens, Athens, comprising the city of Athens and the surrounding territory of Attica, and focusing on supporting lib ...

Notes

{{s-end 6th-century BC Athenians Eponymous archons