Final answer:
The Battle of Plataea in 479 BCE was a decisive conflict during the Persian War. The Greek coalition, led by the Spartans and Athenians, fought against the Persian army and emerged victorious.
Step-by-step explanation:
The Battle of Plataea in 479 BCE was a decisive conflict during the Persian War. After the Persian invasion of Greece, the Greek allied forces, led by the Spartans and later by the Athenians, fought against the Persians in a series of battles. The Battle of Plataea was one of the major battles of this war, where the Greek coalition defeated the Persian army.