What were the accomplishments of the Shang Dynasty?

History

Which of these was NOT a feature of the Shang Dynasty?

Who was the most important group in the stratified system of government in the Shang Dynasty?

Empires usually start to collapse for one single reason.

The exact number of people that were in the empire

Over 3,000 years ago, the Shang people worked out:

Which empire first made Baghdad its capital?

Which empire first colonised countries around the world, including Brazil?

King Zhou was considered a cruel and evil leader, who made bad decisions. Is this best described as a

Empires usually collapse quickly and because of a single factor.