Which of the following was not a cause of World War I?
A. American isolationism
B. imperialist competition
C. the stockpiling of weapons
D. European nationalism

Which of the following encouraged westward expansion? a.the government decreased the price of federal land. b.each of these represents actions taken to encourage westward expansion. c.the government decreased the price of federal land d.the second national bank lowered the cost of borrowing money (reduced interest rates)