When their sister Helen was abducted by the legendary Greek king Theseus, they invaded his kingdom of Attica to rescue her, abducting Theseus' mother Aethra in revenge and carrying her off to Sparta while setting his rival, Menestheus, on the throne of Athens.
They invaded his kingdom of Attica. This was to rescue her. They was abducting Theseus' mother Aethra in revenge. They was carrying her off to Sparta while. They was setting his rival on the throne of Athens. Their sister Helen was abducted by the legendary Greek king Theseus. Menestheus was his rival.