4. Whose journey began the spread of Islam? Who stopped the Muslim advance in Europe? By 850 Islamic Empires stretched from Spain & the Maghreb in the west to what countries in the east?

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