Built by Sargon the Great, these helped to manage flooding in Mesopotamia.
What are canals and channels?
Seen here as the Egyptian example of one of the 5 characteristics of a civilization.
What are social classes?
Unlike his predecessor, he embraced Confucianism and it brought a flurry of achievements including literature, art, terrace farming, the seismograph, sun dials, acupuncture, the iron plow, and the wheelbarrow.
Who is the Han Dynasty?
This ancient group had immense growth through cultural diffusion and competition over land and resources in the form of achievements like the plow, cuneiform, sea-going ships, math, geometry, astronomy, cavalry, the chariot, armies, tax collecting, and more.
Mesopotamia
These two civilizations benefitted from predictable flooding and wide silt deposits, unlike those near the Tigris, Euphrates, and Huang He Rivers.
What are Ancient Egypt and Ancient India (Indus Valley)?