   cambyses ii (;  (d. 522 bc) son of cyrus the great (r. 559â530 bc), was king of kings of persia. cambyses's grandfather was cambyses&nbsp;i, king of anshan. following cyrus the great's conquest of the near east and central asia, cambyses&nbsp;ii further expanded the empire into egypt during the late period by defeating the egyptian pharaoh psamtik iii during the battle of pelusium in 525&nbsp;bc. after the egyptian campaign and the truce with libya, cambyses invaded the kingdom of kush (located in what is now the republic of sudan) but with little success. ==rise to power== when cyrus the great conquered babylon in 539&nbsp;bc, cambyses was employed in leading religious ceremonies.nabonidus chronicle in the cylinder which contains cyrus' proclamation to the babylonians, cambyses' name is joined to his father's in the prayers to marduk. on a tablet dated from the first year of cyrus, cambyses is called king of babylon, although his authority seem
522_BC_deaths 6th-century_BC_Iranian_people 6th-century_BC_rulers Achaemenid_kings Characters_in_Herodotus Deaths_from_gangrene Monarchs_of_Persia Pharaohs_of_the_Achaemenid_dynasty_of_Egypt