Indeed, he did overthrow Astyages in a rebellion against the Medes, and his Edict of Restoration gave the (*) Jews permission to return to their homeland.
This man was decapitated by the Scythian Queen Tomyris, who dipped his head in a jar of blood as revenge for his bloodlust, and this man was supposedly raised by herders after his grandfather dreamed that he would overthrow him. Indeed, he did overthrow Astyages in a rebellion against the Medes, and his Edict of Restoration gave the (*) Jews permission to return to their homeland. This figure later conquered the Neo-Babylonian Empire and the Lydian Empire, and declared himself King of Babylon, Sumer, and Akkad.  For ten points, name this Zoroastrian king who is credited with the creation of the Persian Empire.
This man was decapitated by the Scythian Queen Tomyris, who dipped his head in a jar of blood as revenge for his bloodlust, and this man was supposedly raised by herders after his grandfather dreamed that he would overthrow him.
{Cyrus the Great} or {Cyrus II}