Oil, the middle east is abundant with it.
Answer:
Within the legislative branch, each house of Congress serves as a check on possible abuses of power by the other. Both the House of Representatives and the Senate have to pass a bill in the same form for it to become law. Veto power. Once Congress has passed a bill, the president has the power to veto that bill.
Explanation:
Lincoln did not have time to implement his plan prior to his death, so President Johnson took over Reconstruction.
After the Great Depression, Americans did not trust banks, and therefore pulled out what money remained.
So they wouldn't die and keep their civilization organized