One incident in this polity saw a man denounce a group of 40 men as enemies of the 4000 man crowd he was speaking to. In addition to the Conspiracy of Cinadon, this polity was defeated at the Battle of Sellasia, which was part of its war against Aratus of Sicyon and the Achaean League. This polity's naval forces were destroyed by Conon at the Battle of Cnidus. That war, which was concluded by the Peace of (*) Antalcidas, or King's Peace, saw four other polities ally against this city. This city was defeated by the oblique order fronted by a 50 
One incident in this polity saw a man denounce a group of 40 men as enemies of the 4000 man crowd he was speaking to. In addition to the Conspiracy of Cinadon, this polity was defeated at the Battle of Sellasia, which was part of its war against Aratus of Sicyon and the Achaean League. This polity's naval forces were destroyed by Conon at the Battle of Cnidus. That war, which was concluded by the Peace of (*) Antalcidas, or King's Peace, saw four other polities ally against this city. This city was defeated by the oblique order fronted by a 50 deep column smashing the 12 deep column of this city that was ruled by a number of Cleomenes. That victory was won under Epaminondas at the Battle of Leuctra and essentially ended its hegemony over Greece. It was once ruled by Leonidas. For 10 points, name this Peloponnesian city and rival of Athens.
One incident in this polity saw a man denounce a group of 40 men as enemies of the 4000 man crowd he was speaking to.
Sparta [accept Lacedaemon]