What limited the civil rights of southern african americans?

Which of the islamic empires (ottomans, mughals, safavids) were the most influential and why?

Which type of local government is expressed in this map of georgia?

Ineed asap! ! what is the name of the system in which each branch of the u. s government can limit the actions of the other branches? a. perpetual union b. division of powers c. cooperative federalism d. checks and balances