What was the greatest external challenge that the eastern Roman Empire faced? 1.Arab tribes United by islam 2. Christians who disagreed with their emperor 3. Attacks from the Chinese over the silk industry 4. Their treasury was empty.

Without george washingtons invention, what aspect of life most likely would be impacted

Which economic sector employs the least number of people in mexico, barbados, and venezuela? a. agriculture b. services c. industry

Which of the following are characteristics of effective government leaders? select all that apply : has accumulated enough wealth to operate the government : willingness to accept responsibility : keep a government strong and active : has be a successful in the entertainment field : act as a final point of authority