Trojan War was reunited with Menelaus. Proteus also told Menelaus that he was destined for Elysium (Heaven) after his death. Menelaus returned to Sparta with Helen eight years after he had left Troy. Agamemnon returned home with Cassandra to Argos. His wife Clytemnestra (Helen's sister) was having an affair with Aegisthus, son of Thyestes, Agamemnon's cousin who had conquered Argos before Agamemnon himself retook it. Possibly out of vengeance for the death of Iphigenia, Clytemnestra plotted with her lover to kill Agamemnon. Cassandra foresaw this murder, and warned Agamemnon, but he disregarded her. He was killed, either at a feast or in
History of Sparta them and defeated them. In 272 BC, Cleonymus of Sparta (who had been displaced as King by Areus), persuaded Pyrrhus to invade the Peloponnese. Pyrrhus laid siege to Sparta confident that he could take the city with ease, however, the Spartans, with even the women taking part in the defence, succeeded in beating off Pyrrhus' attacks. At this point Pyrrhus received an appeal from an opposition Argive faction, for backing against the pro-Gonatas ruler of Argos, and he withdrew from Sparta. In 264 BC, Sparta formed an alliance with Athens and Ptolomeic Egypt (along with a number smaller Greek cities)