What were the 3 great empires of west Africa ?

Ghana
Mali
Songhai
Niger
Mansa

What is articulating thoughts and ideas effectively using oral written and non verbal skills a part of

What would happen to the tides if there was no moon and no sun in the sky?

What occurred during the free banking era? the dollar bill was introduced. the second bank of the united states was established. repaying of loans was not closely monitored. currency varied widely from state to state.