Which social structure did the Aztecs and the Incas have in common? (For cumulative exam I’m timed plz hurry)

Written neatlyone paragraph on colonization. who colonized whom? why were they colonized? what were the effects of the colonization? one paragraph on the pan-africa movement. define it. example how it end colonization. explain how it bring about independence. one paragraph on the independence of kenya. who colonized them? what sparked their independence movement? what are some issues they have today? one paragraph on the independence of nigeria. who colonized them? what sparked independence movement? what are some issues they have today?