1 Jan 1921: Emergency Quota Act Congress passed a law limiting the number of immigrants from any country to 3% of the people from that country already living in the U.S.
2
1924
1 Jan 1924: Immigration Act of 1924 A law that further restricted immigration, establishing a national origins quota.
3
1925
21 Jan 1925: Scopes "Monkey" Trial A high school teacher, John Scopes, was tried for teaching evolution in a highly publicized trial.
4
1927
1 Jan 1927: Charles Lindbergh's solo flight Charles Lindbergh completed the first solo, nonstop transatlantic flight from New York to Paris.
1921 - 1928 (6 years)
