Sparta was an ancient Greek city-state located in the region of Laconia in southern Greece. Spartan society consisted of Spartans who were full citizens, Perioeci who were free but non-citizens, and helots who were state-owned serfs. Spartan males underwent rigorous military training from a young age and Spartan society was organized around military service. The main weapons of Spartan soldiers were spears, short swords, shields, and they fought using the phalanx battle formation.