For 10 points, name this warlike Greek city state, the major rival of Athens.
Aristotle approximated the time period of one ruler of this polity through evidence found on the Olympic Discus. One ruler of this polity gave Cleombrotus power in an effort to pass reforms that would redistribute land to the perioikoi. Another of its reformers introduced a council of twenty eight men over sixty years of age called the (*) Gerousia and introduced the agoge program. Its general Pausanias led the Greek coalition forces at Plataea and was part of its Agiad family, which along with the Eurypontids provided its two kings. This city's forces were crushed by Thebans at the Battle of Leuctre. Its government included five ephors and its economy rested on the labor of helots. For 10 points, name this warlike Greek city state, the major rival of Athens.
Aristotle approximated the time period of one ruler of this polity through evidence found on the Olympic Discus.
Sparta