Thyestes killed Atreus. While Thyestes ruled Mycenae, the sons of Atreus, Agamemnon and Menelaus, were exiled to Sparta. There, King Tyndareus accepted them as the royalty that they were. Shortly after, he helped the brothers return to Mycenae to overthrow Thyestes, forcing him to live in Cytheria, where he died. As a token of good will and allegiance, King Tyndareus offered his daughters to Agamemnon and Menelaus as wives, Clytemnestra and Helen respectively. When Agamemnon left Mycenae for the Trojan War, Aegisthus seduced Agamemnon's wife, Clytemnestra, and the couple plotted to kill her husband upon his return. They succeeded, killing Agamemnon
History of Sparta of them were organized as the "League of Free Laconians". After 146 BC, sources for Spartan history are somewhat fragmentary. Pliny describes its freedom as being empty, though Chrimes argues that whilst this may be true in the area of external relations, Sparta retained a high level of autonomy in internal matters. A passage in Suetonius reveals that the Spartans were clients of the powerful patrician clan of the Claudii. Octavians's wife Livia was a member of the Claudii which might explain why Sparta was one the few Greek cities that backed Octavian first in the war against Brutus and