Megapenthes of Sparta was Iphiloche or Echemela. At the death of their father, Megapenthes and his brother or half-brother Nicostratus together seized the throne of Sparta and drove Helen out. They were depicted on the throne in Amyclae riding the same horse. Megapenthes of Sparta In Greek mythology, Megapenthes (; Ancient Greek: Μεγαπένθης "Megapénthēs"), a Spartan prince and son of Menelaus, who ruled after his father's death and sent his mother (or step-mother) Helen into exile. In some legends, Helen was his mother; in most, however, he was Menelaus's son by a concubine, Pieris or Tereis, and was born during the Trojan War.
History of Sparta head. It also seems to have changed the nature of the Peloponnesian League. From that time, major decisions were discussed. Sparta was still in charge, but it now had to rally its allies in support of its decisions. After hearing a plea for help from Athens who were facing the Persians at Marathon in 490 BC, Sparta decided to honor its laws and wait until the moon was full to send an army. As a result, Sparta's army arrived at Marathon after the battle had been won by the Athenians. In the second campaign, conducted ten years later by Xerxes,