Given the task definition and input, reply with output. In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

After he deposed Nabonidus, praise of this man was inscribed on his namesake cylinder. Herodotus claims this man was killed by the warrior queen of the Massagetae, and his tomb is located at Pasargadae, his capital. At one point he was attacked by the famously wealthy King Croesus. He maintained a postal system of runners along his Royal Road, and established an elite unit of ten thousand Immortals. He also conquered Medea and Lydia, forming much of an empire that would later be conquered by Alexander the Great. For 10 points, name this ruler who ended the Babylonian Captivity and founded the Achaemenid ("a-kai-men-id") Empire.
History