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
Menelaus member of the doomed House of Atreus. Although early authors, such as Aeschylus refer in passing to Menelaus’ early life, detailed sources are quite late, post-dating 5th-century BC Greek tragedy. According to these sources, Menelaus' father, Atreus, had been feuding with his brother Thyestes over the throne of Mycenae. After a back-and-forth struggle that featured adultery, incest and cannibalism, Thyestes gained the throne after his son Aegisthus murdered Atreus. As a result, Atreus’ sons, Menelaus and Agamemnon, went into exile. They first stayed with King Polyphides of Sicyon, and later with King Oeneus of Calydon. But when they thought the