A rivalry between his two sons led to the death of Bardiya, and this man was able to invade the Babylonian lowlands due to the unpopularity of Nabonidus. Some accounts say that he treated Croesus well after the fall of Sardis, while others have Croesus burning himself to death after this man conquered Lydia. He defeated the Median king Astyages at 
A rivalry between his two sons led to the death of Bardiya, and this man was able to invade the Babylonian lowlands due to the unpopularity of Nabonidus. Some accounts say that he treated Croesus well after the fall of Sardis, while others have Croesus burning himself to death after this man conquered Lydia. He defeated the Median king Astyages at Ecbatana and was the father of Cambyses. For 10 points, the Bible states that Jews were freed from the Babyonian captivity by what founder of the Achaemenian Dynasty and the Persian Empire?
A rivalry between his two sons led to the death of Bardiya, and this man was able to invade the Babylonian lowlands due to the unpopularity of Nabonidus.
{Cyrus the Great} [or {Cyrus II}; prompt on Cyrus]