im not sure try googlng it
For the Louisiana purchase question, it more than doubled the size of the united states. As for the second question I believe the answer would be "Thomas Jefferson was eager to explore the west to ensure the survival and prosperity of the United States"
Well simple. Students have only really seen the stuff they put in the books. Which happens to be a lot. Like the shanty towns or Hoover towns. The soup kitchens and stuff like that. Also the main reason why the depression happened, which was the stock market crash of 1929
The piece of legislation that helped to expand the middle class was the<em> Civil Rights Act. </em>