contemp intl problems

Roskin and Berry allude to the tendency toward idealism in international politics before WWII ended in 1945, but the tendency toward realism after that year.

• Explain what the authors mean by “idealism” and “realism” in international politics.
• Characterize the differences between the world before 1945 and the world after that year with respect to international relations.
• Explain the causes of the transition (from idealism to realism).