What did the League of Nations do to Italy after they invaded Ethiopia

Explain the reasons for u.s. neutrality during the 1920s and 1930s. how did ideas about neutrality change during the period from the end of world war i to the passage of the lend-lease act? be sure to include any events, terms, or people that may support your response.

How did roosevelt corollary and dollar diplomacy affect u.s. relations with other countries?

What is the line drawn on a production possibilities graph called?