Which of the following was central to maintaining and expanding all three Islamic empires?

Once the plague became airborne, how could it then be spread?

Explain how social darwinism impact imperialism.

In harriet's country, the ten provincial states that make up the nation hold the majority of power, with a small central government handling foreign policy and trade. harriet lives under a government best described as which of the selections listed below? select one: a. parliamentary b. federal c. confederal d. unitary