WORLD CIVILIZATION

Detailed explanation-1: -Further, Darius the Great expanded the empire of Cyrus the Great and introduced many standard reforms such as currency, satraps and provincial governors to regulate the smaller regions of his empire.

Detailed explanation-2: -What is Darius the Great known for? Darius the Great was an Achaemenid ruler noted for his administrative genius, his great building projects, and his benevolence toward the diverse peoples under his sovereignty. His policies and building projects helped fortify his vast empire and enhance trade throughout.

Detailed explanation-3: -Darius organized the empire by dividing it into administrative provinces that were governed by satraps. He organized Achaemenid coinage as a new uniform monetary system, and made Aramaic a co-official language of the empire alongside Persian.

Detailed explanation-4: -Partly as a response to the initial challenges that he faced, Darius reorganized the empire by dividing it into satrapies, or provinces. For each satrapy, Darius appointed a satrap-a political governor-and a military commander.

Detailed explanation-5: -Darius led military campaigns in Europe, Greece, and even in the Indus valley, conquering lands and expanding his empire. Not only resuming to military prowess, Darius also improved the legal and economic system and conducted impressive construction projects across the Persian Empire.