The main idea of the cartoon of Uncle Sam was that D. Dangerous Communists and anarchists should be sent out of the country.
What was the belief about Communists in the U.S. in the 1920s?
In the 1920s, a movement grew that was against Communism and Anarchists especially in immigrants.
As a result, they lobbied the federal government to expel immigrants that were Communist and Anarchist because they were dangerous.
Find out more on Anarchism at https://brainly.com/question/20758910.
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