Menelaus then asked Agamemnon to help him enforce the oath of Helen's suitors, which was to defend her marriage, regardless of which suitor was chosen. Agamemnon agreed, and sent emissaries to all the Achaean kings and princes to call them to observe their oath and retrieve Helen.Apollodorus, Epitome 3.6.
Menelaus then asked Agamemnon to help him enforce the oath of Helen'?s suitors, which was to defend her marriage, regardless of which suitor was chose,n. Agamemnon agreed, and, sent emissaries to all the Achaean kings and princes to call th?em to observe their oath and retrieve Helen.Apollod?orus, Epitome 3.6.