The Battle of Leuctra took place in 371 BC between the forces of the city-state of Thebes and the Spartan army. This battle marked a significant turning point in Greek history, as it ended the long-standing dominance of Sparta in the region. The Theban general Epaminondas employed innovative tactics, including the use of a strong left flank, which ultimately led to a decisive victory. The battle showcased the effectiveness of the Theban military and demonstrated the potential for smaller city-states to challenge larger powers. Following this victory, Thebes rose to prominence, altering the balance of power in ancient Greece and inspiring other city-states to resist Spartan control.