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US enters WW1 as allies to Britain and France
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19th Amendment grants women the right to vote
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Wall Street crash begins the Great Depression
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the Dust Bowl region experiences tons of topsoil being blown through their homes
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Japanese Attacks on Pearl Harbor, official US entry into WW2
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US drops atomic bombs, ending WW2
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Brown v Board of Education bans racial segregation in school
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Civil Rights Act prohibits discrimination on the basis of race, color, religion, sex or national origin
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US astronauts Armstrong and Aldrin land on the moon
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Roe v Wade protects women's right to abortion
