Eastern classical civilizations

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Across
  1. 3. He Created a network of spies called "the King's eyes and ears."
  2. 5. A river valley civilization and Eastern empire.
  3. 6. In charge of the Persian empire after the war.
  4. 7. Built to protect China from the nomads from the north.
  5. 8. Main religion of Mauryan empire.
  6. 9. Took over Egypt and Mesopotamia.
Down
  1. 1. A special term to describe the trade route in China.
  2. 2. The religious leaders of India.
  3. 4. First empire of India.
  4. 8. The population tripled in size during this dynasty.