Why are the Ghana, Mali, and Songhai kingdoms important for our larger study of the Middle Ages across the globe?

What was herbert hoover and the food administration do in wwi?

Which factor best suggests a cause for the urban problems shown in this table? (3 points) increasing discriminatory housing practices shifting population density gradients over time declining urban renewal efforts by city governments declining basic employment sector in industrial cities increasing gentrification efforts in the inner cities

Arguments supporting and opposing the supreme court decision citizens united v. federal election commission identify two reasons why some supporters of the decision consider it a victory for free speech.