What did Abraham Lincoln call "both injustice and bad policy"?

During the cold war, the united states was involved in certain regional conflicts due to fears later called the domino theory, which stated which concept?

How voting rights have changed since the end of the civil war

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.