Thyestes killed Atreus. While Thyestes ruled Mycenae, the sons of Atreus, Agamemnon and Menelaus, were exiled to Sparta. There, King Tyndareus accepted them as the royalty that they were. Shortly after, he helped the brothers return to Mycenae to overthrow Thyestes, forcing him to live in Cytheria, where he died. As a token of good will and allegiance, King Tyndareus offered his daughters to Agamemnon and Menelaus as wives, Clytemnestra and Helen respectively. When Agamemnon left Mycenae for the Trojan War, Aegisthus seduced Agamemnon's wife, Clytemnestra, and the couple plotted to kill her husband upon his return. They succeeded, killing Agamemnon
History of Sparta cancellation and land reform. Opposition from King Leonidas was removed when he was deposed on somewhat dubious grounds. However, his opponents exploited a period when Agis IV was absent from Sparta and, on his return he was subjected to a travesty of a trial. The next attempt at reform came from Cleomenes III, the son of King Leonidas. In 229 BC, Cleomenes led an attack on Megalopolis, hence provoking war with Achaea. Aratus, who led the Achaean League forces, adopted a very cautious strategy, despite having 20,000 to Cleomenes 5000 men. Cleomenes was faced with obstruction from the Ephors which