creation of farming to produce more food and sustain more poeple.
the specialization in jobs so production in something is faster
the wheel. self explanitory
The Early Imperial Roman writers consistently rated Myron among the greatest of Greek sculptors, a sign that his contemporaneous reputation had remained high. The heifer seems to have earned its fame mainly by serving as a peg on which to hang epigrams, which tell nothing about the pose of the animal.
When a dynasty has the mandate, they were in control. if something bad happens like a flood, the dynasty loses mandate and a new dynasty takes its place.