What caused the Greeks to unify in defense of their culture and way of life?(1 point) Responses the invasion of Corinth by Thermopylae the invasion of Corinth by Thermopylae the attempt of Athens to force democracy on all the poleis the attempt of Athens to force democracy on all the poleis the attempt by Sparta to control all of Greece the attempt by Sparta to control all of Greece the threat of the Persian Empire conquering Greece

the threat of the Persian Empire conquering Greece

The threat of the Persian Empire conquering Greece caused the Greeks to unify in defense of their culture and way of life.

The correct answer is: the threat of the Persian Empire conquering Greece.

To arrive at this answer, we can analyze the options provided and eliminate the incorrect ones:

- The invasion of Corinth by Thermopylae: Thermopylae is a location in Greece, but there is no mention of an invasion of Corinth by Thermopylae in historical records, so this option is incorrect.

- The attempt of Athens to force democracy on all the poleis: While Athens did promote democracy, their attempts to force it on all the Poleis (city-states) is not a significant factor in the Greek unification, so this option is also incorrect.

- The attempt by Sparta to control all of Greece: While Sparta did have a period of dominance in Greece, their attempt to control all of Greece did not lead to a unification of Greek defense, as many city-states resisted and opposed Spartan rule. Therefore, this option is incorrect.

- The threat of the Persian Empire conquering Greece: This option is the correct answer. The Persian Empire, led by King Xerxes, launched an invasion of Greece with the intention of expanding their empire. This invasion, led to a unified response from different Greek city-states to defend their culture and way of life. The most significant example of this unified defense was during the Battle of Thermopylae, where several Greek city-states fought together against the Persian forces.

By considering the historical context and the significance of each option, we can determine that the correct answer is the threat of the Persian Empire conquering Greece.