What did the first Qin emperor standardize, enabling China to operate more efficiently?

According to advocates of Legalism, what characteristics should the ideal government have?

What role did the first rulers of Ur, Uruk, and other Sumerian city-states play?

Even up to 1955, Ethiopia’s rulers claimed that they could trace their line of succession back to which of the following?

What role did trade play in the Sassanid and Byzantine Empires and in the tensions between them?

According to advocates of Legalism, what characteristics should the ideal government have?

In the Inca Empire, what was the mit’a?

Barbarians migrated into Roman territory looking for which of the following?

What role did trade play in the Sassanid and Byzantine Empires and in the tensions between them?

The need for a chariot-riding aristocracy was diminished by the introduction of what military advancement?