Cyrus the Great.--His extended conquests.--Cambyses and Smerdis.--Hystaspes and Darius.--Dream of Cyrus.--His anxiety and fears.--Accession of Cambyses.--War with Egypt.--Origin of the war with Egypt.--Ophthalmia.--The Egyptian physician.--His plan of revenge.--Demand of Cyrus.--Stratagem of the King of Egypt.--Resentment of Cassandane.-...