WORLD CIVILIZATION

Detailed explanation-1: -King Darius I built the road to facilitate communication throughout the western portions of his empire. Archaeologists believe that some of the westernmost sections of the road may have been previously built by Assyrian kings and restored by Darius.

Detailed explanation-2: -The Royal Road was an ancient highway reorganized and rebuilt by the Persian king Darius the Great (Darius I) of the first (Achaemenid) Persian Empire in the 5th century BC. Darius built the road to facilitate rapid communication on the western part of his large empire from Susa to Sardis.

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: -The Royal Road of the Achaemenids was a major intercontinental thoroughfare built by the Persian Achaemenid dynasty king Darius the Great (521–485 BCE). The road network allowed Darius a way to access and maintain control over his conquered cities throughout the Persian empire.