Laws controlling the number of immigrants allowed to enter the United States were passed in the 1920s because of all of the following reasons

The Immigration Act of 1924 limited the number of immigrants allowed entry into the United States through a national origins quota. The quota provided immigration visas to two percent of the total number of people of each nationality in the United States as of the 1890 national census.

Explanation:

by creating a labor shortage that pushed the continent toward a market economy

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