Isolationism has been a recurrent theme in U.S. history. It was given expression in the Farewell Address of Pres. George Washington and in the early 19th-century Monroe Doctrine. The term is most often applied to the political atmosphere in the U.S. in the 1930s.

Why did America become isolationist during the 1920s?

The destruction and cost of WW1 had left their mark on America and the majority of Americans wanted to be kept out of any future involvement in European politics and simply wanted to be left alone to concentrate on building prosperity in the United States.

What is the idea of isolationism?

the policy or doctrine of isolating one’s country from the affairs of other nations by declining to enter into alliances, foreign economic commitments, international agreements, etc., seeking to devote the entire efforts of one’s country to its own advancement and remain at peace by avoiding foreign entanglements and …