Agamemnon. In Greek mythology, Agamemnon was a king of Mycenae, the son of King Atreus and Queen Aerope of Mycenae, the brother of Menelaus, the husband of Clytemnestra and the father of Iphigenia, Electra or Laodike, Orestes and Chrysothemis.
Legends make him the king of Mycenae or Argos, thought to be different names for the same area. When Helen, the wife of Menelaus, was taken to Troy by Paris, Agamemnon commanded the united Greek armed forces in the ensuing Trojan War.
Upon Agamemnon's return from Troy, he was killed by Aegisthus, the lover of his wife Clytemnestra. In old versions of the story, the scene of the murder, when it is specified, is usually the house of Aegisthus, who has not taken up residence in Agamemnon's palace, and it involves an ambush and the deaths of Agamemnon's followers as well.
In some later versions, Clytemnestra herself does the killing, or they act together as accomplices, killing Agamemnon in his own home. Atreus, Agamemnon's father, murdered the sons of his twin brother Thyestes and fed them to Thyestes after discovering Thyestes' adultery with his wife Aerope.
Thyestes fathered Aegisthus with his own daughter, Pelopia, and this son vowed gruesome revenge on Atreus' children. Aegisthus successfully murdered Atreus and restored his father to the throne. Aegisthus took possession of the throne of Mycenae and jointly ruled with Thyestes. During this period,