According to American leaders, what caused World War II? How did their answers to that question affect their plans for the postwar world?

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

How did tyrants attempt to gain the approval of common citizens?

Why might collective bargaining fail, causing a union to go on strike? a the union agrees with the boss about wages. b the boss compromises about work hours. c the factory goes out of business, causing the workers to lose their jobs. d the boss refuses to address dangerous working conditions in the factories.