Many different native american groups existed because
•there were many different lenvironmental /geographical conditions
•plains
•hunting for food was an important activity
•native american indians worshiped many gods

The  pan-african movement  was an "emotional, cultural, psychological and ideological  movement  that began among the  african  dispora in the western hemisphere, for a closer  purpose, so that  african  people could feel secure, attain political, economic as well as psychological power visa vis other races or world regions" .

Each mans success depends on his own hard work