The Battle of Leuctra took place in 371 BC between the forces of Thebes and Sparta. This significant battle marked a turning point in Greek history, as it ended Sparta's dominance over Greece. The Theban army, led by Epaminondas, employed innovative tactics, including the use of a deep formation, which allowed them to outmaneuver the Spartans. The battle resulted in a decisive victory for Thebes, with heavy losses for the Spartan forces. This defeat weakened Sparta's military reputation and shifted the balance of power in Greece, leading to the rise of Thebes as a major political and military force in the region.