Menelaus Tyndareus would support him in his courting of Tyndareus’s niece Penelope, the daughter of Icarius. Tyndareus readily agreed, and Odysseus proposed that, before the decision was made, all the suitors should swear a most solemn oath to defend the chosen husband in any quarrel. Then it was decreed that straws were to be drawn for Helen’s hand. The suitor who won was Menelaus (Tyndareus, not to displease the powerful Agamemnon offered him another of his daughters, Clytaemnestra). The rest of the suitors swore their oaths, and Helen and Menelaus were married, Menelaus becoming a ruler of Sparta with Helen after
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)